Scientific career

Guest Scientist

Specialisation/Interests

• Metallogeny of Sn-W-Mo-Li-In polymetallic deposits
• Metallogeny of hydrothermal Au and Ag polymetallic mineralisation
• Metallogeny of Archean lithium-caesium-tantalum-tin (LCT) pegmatites
• Petrology and metallogenetic significance of lamprophyres, lamprophyres, lamproites and kimberlites
• Metallogeny of Large Igneous Provinces (LIPs)
• Active terrestrial hydrothermal systems and associated magmatism
• Ore microscopy

Memberships

• Society of Economic Geologists, Inc. (SEG) - since 1996
• Society for Deposit Geology (SGA) - 1995 to 2022
• International Association for the Genesis of Ore Deposits (IAGOD) - since 1993
• Society for Geological Sciences (GGW) 1983-1993, Deutsche Gesellschaft für Geowissenschaften (DGG) - since 2002
• NABU - since 2010
• Yellowstone Association / Yellowstone for Ever - since 2013
• Zoologische Gesellschaft Frankfurt von 1858 e. V. - since 2020
• .V. - since 2020

Awards

• 14 November 2009 Julius Weisbach Prize
  Association of Friends and Sponsors of the TU Bergakademie Freiberg e. V. and the TU Bergakademie Freiberg

Researchgate.net

Books and monographs

(11) Jeske T, Seifert T. (2024). Tin-indium mineralisation of the Hämmerlein deposit, Pöhla district, Erzgebirge, Germany - new results to mineralogy, geochemistry and metallogeny. Freiberger Forschungshefte C 560 - Geosciences, TU Bergakademie Freiberg, Germany. ISBN 978-3-86012-684-4

(10) Dittrich, T., Seifert, T., Schulz, B., Hagemann, S., Gerdes, A., Pfänder, J. (2019). Archean Lithium-Cesium-Tantalum pegmatites in Zimbabwe and Western Australia - Geology and Metallogeny of Pollucite Mineralisations. Springer Briefs in World Mineral Deposits, Springer Nature,. 125 pp. https://doi.org//10.1007/978-3-030-10943-1

(9) Neßler, J., Seifert, T., Gutzmer, J., Müller, A. (2017). Contribution to the exploration and metallogenetic characteristics of the Li-Sn-W-Greisenlagerstätte Zinnwald, Osterzgebirge, Germany. Freiberg Research Papers C 552 - Geosciences, TU Bergakademie Freiberg, Germany: 390 pp. + appendices in the text + electron. Appendix, ISBN 978-3-86012-570-0

(8) Neßler, J., Seifert, T., Gutzmer, J., Müller, A., Bachmann, T., Henker, J., Stute, S., Kühn, K., Hartsch, J., Helbig, M., Sennewald, R., Herklotz, G. (2016). The historical Sn-W-Li deposit Zinnwald: new aspects on the raw material potential of the Eastern Ore Mountains. In: Groß, U. (ed.) "Glanzlichter der Forschung an der TU Bergakademie Freiberg - 250 Jahre nach ihrer Gründung", Freiberg, 2016, pp. 22-37. Chemnitz Verlag, ISBN 978-3-944509-26-6

(7b) Seifert, T., Dittrich, T., Schulz, B. (2017). Exploration of high tech metal deposits in Australia and Zimbabwe. In: Drebenstedt, C (ed.) "Living on planet Earth", TU Bergakademie Freiberg, Faculty of Geosciences, Geoengineering and Mining, pp. 152-155.

(7a) Seifert, T., Dittrich, T., Schulz, B. (2015). Exploration of high-tech metal deposits in Australia and Zimbabwe. In: Drebenstedt C (ed.) "Living on Earth", TU Bergakademie Freiberg Faculty of Geosciences, Geotechnics and Mining, pp. 152-155.

(6) Geißler, L., Seifert, T. (2009). Geology, Mineralogy and Geochemistry of Gold-bearing Polymetallic Sulfide-Quartz Veins and Associated Intrusions in the French Gulch-Deadwood District, California. Freiberger Forschungshefte C 533 - Geosciences, TU Bergakademie Freiberg, Germany: 361 pp. ISBN 978-3-86012-387-4

(5) Tonndorf, H. (2008). Zur Metallogenie des Urans im ostdeutschen Deckgebirge. Freiberger Forschungshefte C 527 - Geowissenschaften, TU Bergakademie Freiberg, Germany (Editors: PD Dr habil. Th. Seifert, Dr.-Ing. K. Irmer): 349 pp. ISBN 978-3-86012-349-2

(4) Seifert, T. (2008). Metallogeny and Petrogenesis of Lamprophyres in the Mid-European Variscides - Post-Collisional Magmatism and Its Relationship to Late-Variscan Ore Forming Processes (Bohemian Massif). IOS Press BV, Amsterdam, Netherlands: 303 pp. ISBN 978-1-58603-988-2

(3) Baumann, L., Kuschka, E., Seifert, T. (2000). Deposits of the Ore Mountains. Enke im Georg Thieme Verlag, Stuttgart, New York: 303 pp. ISBN 3-13-118281-4

(2) Seifert, T., Preißler, H., Heiland, B., Herzig, P., Halbach, P., Belyatsky, B., Pönitz, T. (1998). Petrography, geochemistry and radiogenic isotopes of submarine basalts of the North Fiji Basin (16°50'S-Triple Junction), SW Pacific. Freiberger Forschungshefte, C 472 - Geosciences, TU Bergakademie Freiberg, Germany : 122 pp. ISBN 386012062X; 9783860120620

(1) Lehmann, F., Hambeck, L., Linkert K.H., Lutze, H., Reiber, H., Reinisch, A., Renner, H.J., Seifert, T., Wolf, F. (1998). Exposure to ionising radiation in uranium ore mining in the former GDR. Main Association of the Industrial Employers' Liability Insurance Associations, Sankt Augustin, Bergbau-Berufsgenossenschaft, Bochum: 484 pp. ISBN 3-88383-524-2.

Papers

(54) Járóka, T., Pfänder, J., Seifert, T., Hauff, F., Sperner, B., Staude, S., Stephan, T., Schulz, B. (2023). Age and petrogenesis of Ni-Cu-(PGE) sulfide-bearing gabbroic intrusions in the Lausitz Block, northern Bohemian Massif (Germany/Czech Republic). Lithos, Volumes 444-445, 2023, 107090. https://doi.org/10.1016/j.lithos.2023.107090

(53) Seifert, T. (2022). Sn polymetallic and Li-Sn deposits in the Eastern and Central Ore Mountains 2021 Deposit practical course and excursion of the Chair of Deposit Theory and Petrology at the TU Bergakademie Freiberg. ACAMONTA 29, 91 - 97.

(52) Gritsenko, Y.D., Kondrikova, A.P., Gilbricht, S., Schoneveld, L., Barnes, S.J., Godel, B.M., Sluzhenikin, S.F., Petrenko, D.B., Seifert, T., Yudovskaya, M.A. (2022). Quantitative assessment of the relative roles of sulfide liquid collection, magmatic degassing and fluid-mediated concentration of PGE in low-sulfide ores of the Norilsk intrusions. Ore Geology Reviews 148(3):105042. https://doi.org/10.1016/j.oregeorev.2022.105042

(51) El-Rahman, Y.A., Seifert, T., Schulz, B., Hofmann, M., Gärtner, A., Linnemann, U., Said, A. (2022): Petrogenesis of the late Tonian arc-related Um Balad gabbro-diorite complex (Egypt) and insight into its spatially related orogenic gold mineralisation, International Geology Review, DOI: 10.1080/00206814.2022.2034057

(50) Krolop, P., Niiranen, K., Gilbricht, S., Seifert, T. (2022). Process Mineralogical Assessment of the Grinding Products of the Per Geijer Iron Oxide-Apatite Deposits. Mineral Processing and extractive metallurgy review, pp. 1-7 https://doi.org/10.1080/08827508.2021.2023519

(49) Krolop P., Niiranen K., Gilbricht S., Seifert T., 2021. Liberation characteristics of comminuted ore types of the Per Geijer iron-oxide apatite deposits. Proceedings Iron Ore 2021, p. 333-340.

(48) Járóka, T., Staude, S., Seifert, T., Pfänder, J.A., Bauer, M.E., Krause, J., Schulz, B. (2021). Mineralogical and geochemical constraints on the origin of the Sohland-Rožany Ni-Cu-(PGE) sulfide mineralisation (Lausitz Block, Bohemian Massif, Germany/Czech Republic). Ore Geology Reviews 133. https://doi.org/10.1016/j.oregeorev.2021.104055

(47) Seifert, T., Krolop, P., Fritzke, B. (2020). Excursion to the deposits of the Iberian Pyrite Belt 2019 - Large deposit excursion of the Chair of Deposit Theory and Petrology of the TU Bergakademie Freiberg. ACAMONTA 27, 89 - 97. (Offprint)

(46) Krolop, P., Jantschke A., Gilbricht, S., Niiranen K., Seifert, T. (2019). Mineralogical Imaging for Characterisation of the Per Geijer Apatite Iron Ores in the Kiruna district, Northern Sweden: A comparative Study of Mineral Liberation Analysis and Raman Imaging. Minerals 9 (9), 544; https://doi.org/10.3390/min9090544

(45) Abd El-Rahman, Y., Gutzmer, J., Li, X.H., Seifert, T., Li, C.F., Ling, X.X., Li, J. (2019) Not all Neoproterozoic iron formations are glaciogenic: Sturtian-aged non-Rapitan exhalative iron formations from the Arabian-Nubian Shield. Mineralium Deposita, vol. 55, pp. 577-596. https://doi.org/10.1007/s00126-019-00898-0

(44) Járóka, T., Seifert, T., Pfänder, J.A., Staude, S., Seibel, H.V.L., Krause, J., Bauer, M.E. (2019) Geology, sulfide mineralogy and petrogenesis of the Angstberg Ni-Cu-(PGE) sulfide mineralisation (Lausitz Block, Bohemian Massif, Germany): A potential Ni-Cu exploration target in Central Europe? Ore Geology Reviews, vol 110, pp. 1-25. https://doi.org/10.1016/j.oregeorev.2019.05.010

(43) Burisch, M., Gerdes, A., Meinert, L.D., Albert, R., Seifert, T., Gutzmer, J. (2019) The essence of time - fertile skarn formation in the Variscan Orogenic Belt. Earth and Planetary Science Letters, vol. 519, pp. 165-170. https://doi.org/10.1016/j.epsl.2019.05.015

(42) Bauer, M.E., Burisch, M., Ostendorf, J., Krause, J., Frenzel, M., Seifert, T., Gutzmer, J. (2019). Trace element geochemistry of sphalerite in contrasting hydrothermal fluid systems of the Freiberg district, Germany: insights from LA-ICP-MS analysis, near-infrared light microthermometry of sphalerite-hosted fluid inclusions and sulfur isotope geochemistry. Mineralium Deposita, Volume 54, pp 237-262. https://doi.org/10.1007/s00126-018-0850-0

(41) Bauer, M.E., Seifert, T., Burisch, M., Krause, J., Richter, N., Gutzmer, J. (2019). Indium-bearing sulphides from the Hämmerlein skarn deposit, Erzgebirge, Germany: evidence for late-stage diffusion of indium into sphalerite. Mineralium Deposita, https://doi.org/10.1007/s00126-017-0773-1

(40) Ostendorf, J., Henjes-Kunst, F., Seifert, T., Gutzmer, J. (2019). Age and genesis of polymetallic veins in the Freiberg district, Erzgebirge, Germany: Constraints from radiogenic isotopes. Mineralium Deposita, Volume 54, pp 217-236. https://doi.org/10.1007/s00126-018-0841-1

(39) Abd El-Rahman, Y., Seifert, T., Said, A. (2018). The South Um Mongul Cu-Mo-Au prospect in the northern Eastern Desert of Egypt: Tonian porphyry-style mineralisation with an Ediacaran hydrothermal iron oxide overprint. Ore Geology Reviews, vol. 99, pp. 217-234. DOI: 10.1016/j.oregeorev.2018.06.011

(38) Krolop, P., Burisch, M., Richter, L., Fritzke, B., Seifert, T. (2018). Antimoniferous vein-type mineralisation of the Berga Antiform, Eastern Thuringia, Germany: A fluid inclusion study. Chemical Geology, Volume 508 pp 47-61 https://doi.org/10.1016/j.chemgeo.2018.02.034

(37) Abd El-Rahman, Y., Seifert, T., Gutzmer, J., Said, A., Hofmann, M., Gärtner, A., Linnemann, U. (2017). The South Um Mongul Cu-Mo-Au prospect in the Eastern Desert of Egypt: From a mid-Cryogenian continental arc to Ediacaran post-collisional appinite-high Ba-Sr monzogranite. Ore Geology Reviews, 80: 250-266. https://doi.org/10.1016/j.oregeorev.2016.06.004

(36) Frenzel, M., Ketris, P.M., Seifert, T., Gutzmer, J., (2016): On the current and future availability of gallium - Resources Policy 47, 38-50. https://doi.org/10.1016/j.resourpol.2015.11.005

(35) Pavlova, G.G., Palessky, S.V., Borisenko, A.S., Vladimirov, A.G., Seifert, T., Phan, L.A. (2015). Indium in cassiterite and ores of tin deposits. Ore Geology Reviews, 66: 99-113. https://doi.org/10.1016/j.oregeorev.2014.10.009

(34) Neßler, J., Seifert, T., Gutzmer, J., Müller, A., Stute, S., Kühn, K. (2013). Lithium exploration in Zinnwald, Eastern Ore Mountains. ACAMONTA - Zeitschrift Verein für Freunde und Förderer der TU Bergakademie Freiberg, Freiberg 20: 33-35.

(33) Abdelfadil, Kh.M., Romer, R.L., Seifert, T., Lobst, R. (2012). Calc-alkaline lamprophyres from Lusatia (Germany) - Evidence for a repeatedly enriched mantle source. Chemical Geology, https://doi.org/10.1016/j.chemgeo.2012.10.023

(32) Štemprok, M., Seifert, T. (2011). An overview of the association between lamprophyric intrusions and rare-metal mineralisation. MINERALOGIA, 42, No.2-3: 121-162, https://doi.org/10.2478/v10002-011-0011-x

(31) Seifert, T. (2010). Contributions to the metallogenetic importance of lamprophyres - examples from polymetallic Au-, Sn-W-Mo-Li-In-, As-Zn-Sn-Cu-In-Pb-Ag- / Ag-Sb-, and U-ore clusters. MINERALOGIA - SPECIAL PAPERS, 37: 55-58.

(30) Griessmann, M., Schmidt Mumm, A., Seifert, T., Conor, C. (2010). The Mt. Mulga barite-magnetite-copper-gold mineralisation, Olary Domain, South Australia. Journal of Geochemical Exploration, 106: 110-120. https://doi.org/10.1016/j.gexplo.2009.11.008

(29) Seifert, T. (2010). Deposits of Peru - 2009. ACAMONTA 17: 102-105.

(28) Geissler, L., Seifert T. (2010). Gold deposit research in Northern California. ACAMONTA 17: 33-35.

(27) Seifert, T. (2009). Late-Variscan Polymetallic Ore Deposits in Central Europe and Their Relationships to Large Igneous Provinces (LIP) and Mantle Plume Magmatism. LIP of the month (October 2009), web page of the Large Igneous Provinces Commission in IAVCEI (editor: Richard E. Ernst, Ottawa). http://largeigneousprovinces.org/09Oct. Accessed October 2009

(26) Focke, D., Schmidt Mumm, A., Tedesco, A., Seifert, T., Bradey, R. (2009). Pressure, temperature and fluid composition variation of the mineralising system at the Kanmantoo Cu-Au deposit: Combining fluid inclusion analysis with Ti in quartz thermometry. Journal of Geochemical Exploration 101, Issue 1. https://doi.org/10.1016/j.gexplo.2008.11.026

(25) Gutzmer, J., Seifert, T. (2009). An introduction to the mineral and energy resources of Germany. In: Breitkreuz, C & Drebenstedt, C. (Eds): Sustainable Mining and Environment - a German-Latin American Perspective. Freiberger Forschungshefte C 523 - Geowissenschaften, Freiberg, TU Bergakademie Freiberg, Germany: 3-9.

(24) Štemprok, M., Seifert, T., Holub, F., Chlupáčová, M., Dolejš, D., Novák, J.K., Pivec, E., Lang, M. (2008). Petrology and geochemistry of Variscan dykes from the Jáchymov (Joachimsthal) ore district, Czech Republic. Journal of Geosciences, 53: 65-104. http://dx.doi.org/10.3190/jgeosci.020

(23) Seifert, T., Sandmann, D. (2006). Mineralogy and geochemistry of indium-bearing polymetallic vein-type deposits: Implications for host minerals from the Freiberg district, Eastern Erzgebirge, Germany. Ore Geology Reviews 28: 1-31. https://doi.org/10.1016/j.oregeorev.2005.04.005

(22) Kindermann, A., Fiedler, F., Seifert, T., Uhlig, S. (2003). Platinum metal-bearing Ni-Cu sulphide mineralisation in the Lusatian anticlinal zone. Zeitschrift für Angewandte Geologie 49: 43-47.

(21) Niederschlag, E., Pernicka, E., Seifert, T., Bartelheim, M. (2003). The Determination of Lead Isotope Ratios by Multiple Collector ICP-MS: A case study of Early Bronze Age Artefacts and their possible relation with ore deposits of the Erzgebirge. Archeometry 45: 61-100. https://doi.org/10.1111/1475-4754.00097

(20) Kroll, T., Müller, D., Seifert, Th., Herzig, P., Schneider, A. (2002). Petrology and geochemistry of the shoshonite-hosted Skouries porphyry Cu-Au deposit, Chalkidiki, Greece. Mineralium Deposita 37: 137-144. https://doi.org/10.1007/s00126-001-0235-6

(18) Halbach, P., Koschinsky, A., Seifert, R., Giere, O., Kuhn, T., Armstrong, R., Arndt, C., Borowski, C., Brasse, S., Drischel, M., Fonseca, N.M., Frahm, A., Gocke, K., Jellenik, T., Halbach, M., Klingbeil, M., Mocek, M., Podgorsek, L., Rahders, E., Richter, S., Sander, S., Schmale, O., Seifert, T., Weitzel, B., Wong, L. (1999). Diffuse hydrothermal activity, biological communities, and mineral formation in the North Fiji Basin (SW Pacific): Preliminary results of the R/V SONNE cruise SO-134. InterRidge News 8: 38-44.

(17) Herzig, P.M., Stoffers, P., Hannington, M.D., Becker, K.P., Drischel, M., Franklin, J., Franz, L., Gemmell, J.B., Höppner, B., Horn, C., Horz, K., Jellineck, T., Jonasson, I.R., Kia, P., Nickelsen, S., Percival, J., Perfit, M., Petersen, S., Schmidt, M., Seifert, T., Thießen, O., Türkay, M., Tunnicliffe, V., Winn, K. (1998). Petrology, Gold Mineralisation and Biological Communities at shallow submarine volcanoes of the New Ireland Fore-Arc (Papua New Guinea): Preliminary Results of RV Sonne cruise SO-133. InterRidge News, 7: 34-38.

(16) Nasdala, L., Götze, J., Pidgeon, R.T., Kempe, U., Seifert, T. (1998). Constraining a SHRIMP U-Pb age: micro-scale characterisation of zircons from Saxonian Rotliegend rhyolites. Contributions to Mineralogy and Petrology, 132: 300-306.

(15) Kurze, M., Seifert, T., Weber, H., Henjes-Kunst, F. (1998). Petrography, geochemistry and age position of the lamprophyre dykes of the Elbe Valley Slate Mountains (Saxony). Journal of Geological Sciences, 26: 193-202.

(14) Herzig, P., Suess, E., Linke, P., Embley, R., Hannington, M., Jonasson, I., Tunnicliffe, V., Shepherd, K., Butterfield, D.A., Chadwick, B., Massoth, G.J., Perfit, M.R., Lammers, S., Bayer, R., Summit, M., Elderfield, H., Nakamura, K., Becker, K.P., Petersen, S., Buchholz, P., Seifert, T., Schwarz-Schampera, U., Uhlig, S., Preißler, H., Kuhn, T. (1997). Hydrothermal Activity and Rift-induced Tracers at Axial Seamount (Juan de Fuca Ridge): Results of Cruise SO-109 of R/V Sonne - ROPOS. InterRidge News, 6: 35-38.

(13) Herzig, P., Linke, P., Suess, E., Hannington, M., Jonasson, I., Embley, R., Massoth, G., Butterfield, D., Chadwick, B., Tunnicliffe, V., Elderfield, H., Klinkhammer, G., Nakamura, K. Perfit, M., Summit, M., Shepherd, K., Lammers, S., Bayer, R., Becker, K.-P., Petersen, S., Buchholz, P., Seifert, T., Schwarz-Schampera, U., Uhlig, S., Preißler, H., Kuhn, T. (1997). The hydrothermal systems of the Axial Seamount - tracer dispersion and mineral precipitates in the Juan de Fuca Ridge area; research with FS Sonne and the Canadian deep-sea robot ROPOS in the Northeast Pacific. Die Geowissenschaften, 15: 185-193.

(12) Seifert, T., Zetzsche, C., Baumann, L. (1996). Zur Altbergbauanalyse im Lagerstättendistrikt von Annaberg als Vorlauf für Umweltuntersuchungen. Freiberger Forschungshefte, C 467 - Geowissenschaften, TU Bergakademie Freiberg, Germany: 201-234.

(11) Jung, D., Seifert, T. (1996). On the metallogeny of the late Hercynian tin deposit "Röhrenbohrer field"/Greifenstein area, Sn-W district Ehrenfriedersdorf-Geyer, Erzgebirge, Germany. Freiberger Forschungshefte, C 467 - Geowissenschaften, TU Bergakademie Freiberg, Germany: 131-150.

(10) Hermann, St., Seifert, T., Baumann, L. (1995). Zur Ausbildung von spätvariszischen Quarz-Polymetall-Mineralisationen im Lagerstättenrevier Schneeberg. Journal of Geological Sciences, 23: 573-580.

(9) Auzende, J.M., Halbach, P., Allspach, A., Becker, K.P., Blum, N., Bonnier, O., van Gerven, M., Halbach, M., Koschinsky, A., Lange, D., Madureira, M.J., Manoutsoglou, E., Mrazek, J., Münch, U., Pratt, C., Rahderds, E., van Reusel, A., Richter, S., Seifert, T., Spangenberg, T., Stenzler, J., Thiermann, .F, Türkay, M., Windoffer, R. (1995). Activè tectonique, magmatique et hydrothermale autor des triples jonctions de16°50'S-173°30'E et de 16°30'S-176°10'E dans le bassin nord fidjien (SW Pacifique): Campagne hyfiflux. C.R.Acad. Sci. Paris, Sèr. II, 321: 239-246.

(8) Halbach, P., Auzende, J.M., Türkay, M., Allspach, A., Becker, K.P., Blum, N., Bonnier, O., van Gerven, M., Halbach, M., Koschinsky, A., Lange, D., Madureira, M.J., Manutsoglou, M., Mrazek, J., Münch, U., Pratt, C., Rahders, E., Vanreusel, A., Richter, S., Seifert, T., Spangenberg, T., Stenzler, J., Thiermann, F. (1995). hyfiflux-Cruise: German-French Cooperation for the Study of Hydrothermalism and Related Tectonism, Magmatism and Biology of the Active Ridges of the North Fiji Basin (SW Pacific). InterRidge News, 4: 37-43.

(7) Seifert, T. (1995). Zur metallogenetischen Charakteristik postpermischer Gangmineralisationen im Lagerstättendistrikt Marienberg-Lauta-Pobershau-Wolkenstein (Zentralteil des sächsischen Erzgebirges). Freiberger Forschungshefte, C 460 - Geowissenschaften, TU Bergakademie Freiberg, Germany: 136-162

(6) Seifert, T., Kempe, U. (1994). Tin-tungsten deposits and late Variscan magmatites of the Erzgebirge. Beihefte zum European Journal of Mineralogy, vol. 6, No. 2, Stuttgart: 125-172.

(5) Seifert, T., Baumann, L. (1994). Some remarks on the metallogeny of the Middle Erzgebirge (SE part). Freiberger Forschungshefte, C 451 - Geowissenschaften, TU Bergakademie Freiberg, Germany: 122-136.

(4) Seifert, T., Baumann, L. (1994). On the Metallogeny of the Central Erzgebirge Anticlinal Area (Marienberg District), Saxony, Germany.- In: von Gehlen, K; Klemm, DD (Eds.), Mineral deposits of the Erzgebirge/Krusné hory (Germany/Czech Republic): Reviews and results of recent investigations. Monograph Series on Mineral Deposits, 31: 169-190.

(3) Seifert, T., Baumann, L., Jung, D. (1992). On the Problem of the relationship between Sn(-W) and Quartz-Polymetal Mineralisations in the Marienberg Deposit District. Zeitschrift für Geologische Wissenschaften, 20: 371-392.

(2) Seifert, T., Baumann, L., Leeder, O. (1992). Contribution to the Material Characterization of Mineralisations of the Sn(-W), Quartz-Polymetal and Fluorite-Quartz Association in the E-Part of the Central Erzgebirge Anticlinal Area. New Yearbook. Miner. Abh., 165: 65-81.

(1) Seifert, T., Baumann, L. (1990). The montangeological old mine analysis - a partial method of metallogenetic analysis. Journal of Applied Geology, 36: 321-327.

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Extended Abstracts

(54) Seifert, T., Trischler, N., Dittrich, T. (2023). New results to the ore petrography and metallogeny of the Li-Sn-greisen mineralisation in the Schenkenshöhe-Hegelshöhe ore field (eastern Erzgebirge) and remarks to the Li potential of the Erzgebirge-Krušné Hory area. LithiumDays 2023, 4 - 6 December, 2023, Deutsches Lithiuminstitut GmbH Halle, extended abstract online.

(53) Krolop P., Schulz C., Gilbricht S., Seifert T. (2023). Fingerprinting tools to distinguish magnetite deposit types. SEG 2023, London, United Kingdom, abstract volume.

(52) Krolop P., Andersson U., McFall, K., Kalmbach J., Gilbricht S., Seifert T. (2023). Potential for sulphide-hosted by-products from the iron oxide-apatite deposits at Kiruna? A mineralogical perspective. SGA 2023, Zurich (Switzerland), abstract volume.

(51) Trischler NM, Seifert T, Dittrich T, Gilbricht S, Giegling H (2022). The Schenkenshöhe and Hegelshöhe lithium-tin-tungsten greisen deposits in the eastern Erzgebirge / Germany - satellite deposits of Zinnwald. In: Christie AB (ed.) Proceedings of the 16th SGA Biennial Meeting, 28-31 March 2022, Rotorua, New Zealand, volume 1: 392-395.

(50) Andersson U, Kalmbach J, Gilbricht S, Seifert T, Karlsson A, Krolop P (2022). Preliminary data on sulphides at Kiruna, Sweden. In: Christie AB (ed.) Proceedings of the 16th SGA Biennial Meeting, 28-31 March 2022, Rotorua, New Zealand, volume 1: 1-4.

(49) Krolop P., Niiranen K., Gilbricht S., Seifert T. (2021). Liberation characteristics of comminuted ore types of the Per Geijer iron-oxide apatite deposits. Proceedings of the Iron Ore 2021 Conference, Perth, Australia

(48) Seifert, T. (2021). (Post-)magmatic Li deposits - examples from world-class Archean Li-Cs-Sn-Ta-F-pegmatites and Permo-Carboniferous Li-Sn-W-F-polymetallic greisen-type mineralisation. "The Governance of Critical Resources in a Circular Economy", conference of Deutsches Lithium Institut & Martin-Luther-Universität Halle-Wittenberg, 6 - 8 December 2021, Halle (Saale), Germany, abstracts volume.

(47) Krolop, P., Niiranen, K., Gilbricht, S., Seifert, T. (2019). Ore type characterisation of the Per Geijer iron ore deposits in Kiruna, Northern Sweden. Proceedings Iron Ore 2019, Perth, July 22-24, 2019.

(46) Seifert, T. (2019). Exploration of rare metal resources: magmatic systems and indium mineralisation. Geothermal Volcanology Workshop - Proceedings volume, Petropavlovsk-Kamchatsky, Russia, September 5-6, 2019, pp. 116-120. ISBN 978-5-902424-28-4

(45) Seifert, T. (2018). Rare metal and fluorspar/barite deposits in the Erzgebirge-Krušné hory-Vogtland region - Geology, old mining activities, exploration and radon problem. 12th Saxon Radon Day on 15/16 November 2018 in Bad Schlema, Conference Proceedings (Eds. S. Kunze & T. Naumann), pp. 57-73.

(44) Seifert, T. (2017). A mantle metasomatic injection event linked to Permo-Carboniferous lamprophyre magmatism and associated rare metal ore deposition (Sn-W-Mo-Li-Sc-In / Ag(-Au)-In-base metal) in the eastern European Variscides. 11^th International Kimberlite Conference, 18-22 September 2017, Gaborone, Botswana, abstract 11IKC-4633.

(43) Seifert, T. (2017). Lamprophyres, F-Sn-rhyolites and -explosive breccia pipes and their relationship to Sn-polymetallic mineralisation in the Muehlleithen-Gottesberg district (Germany) - indications for late-Variscan mantle-derived rare metal-enriched fluid pulses. 11^th International Kimberlite Conference, 18-22 September 2017, Gaborone, Botswana, abstract 11IKC-4648.

(42) Seifert, T. (2015). Paragenesis, geochemistry and age of late-Variscan Sn, In and Ag mineralization in the Marienberg district and its relationship to mafic and acidic magmatic events, Erzgebirge, Germany. "Mineral Resources in a Sustainable World", 13th SGA Biennial Meeting 2015, Nancy. Proceedings, Volume 2, pp. 843-846.

(41) Richter, L., Hagemann, S.G., Seifert, T., Dittrich, T., Banks, D. (2015). Constraints on the magmatic hydrothermal fluid evolution in LCT pegmatites from Mt. Tinstone, Wodgina pegmatite district, North Pilbara craton, Western Australia. "Mineral Resources in a Sustainable World", 13th SGA Biennial Meeting 2015, Nancy. Proceedings, Volume 2, pp. 529-532.

(40) Neßler, J., Seifert, T., Gutzmer, J. (2015). New Sn-W potential at the Zinnwald/Cínovec deposit, eastern Erzgebirge, Germany. "Mineral Resources in a Sustainable World", 13th SGA Biennial Meeting 2015, Nancy. Proceedings, Volume 2, pp. 2819-2822.

(39) Járóka, T., Seifert, T. (2015). Characterization of the hydrothermal Sn-polymetallic "Felsitzone" mineralisation of Großschirma, Freiberg Mining District, Saxony, Germany. "Mineral Resources in a Sustainable World", 13th SGA Biennial Meeting 2015, Nancy. Proceedings, Volume 2, pp.773-776.

(38) Bauer, M., Seifert, T. (2015). An indium-enriched polymetallic vein from Freiberg, Germany - a perfect site for experimental in-situ bioleaching of strategic metals in complex ores?, "Mineral Resources in a Sustainable World", 13th SGA Biennial Meeting 2015, Nancy. Proceedings, Volume 2, pp. 679-682.

(37) Richter, L., Dittrich, T., Hagemann, S.G., Seifert, T., Banks, D. (2015) Fluid inclusion study on LCT pegmatites from Bikita, Zimbabwe craton - constraints on a magmatic-hydrothermal model. European Current Research On Fluid Inclusions (ECROFI XXIII), Leeds - UK, 27-29 June, 2015, Ext abstracts, pp. 105-106.

(36) Richter, L., Dittrich, T., Hagemann, S., Seifert, T., Banks, D. (2015). Fluid inclusion study on LCT pegmatites from Bikita, Zimbabwe craton - constraints on a magmatic-hydrothermal model. European Current Research On Fluid Inclusions (ECROFI-XXIII), Leeds - UK, 27 - 29 June, 2015, Extended Abstracts Volume, 2 pages with 1 figure and 2 tables.

(35) Neßler J, Seifert T, Gutzmer J, Müller A (2015) The Zinnwald Deposit: Lithium Resource and Tin Potential. PDAC 2015, Toronto, March 1 to 4 (Flyer and presentation at German Day, March 3, 2015).

(34) Pavlova G.G., Phan Luu Anh, Vladimirov A.G., Borisenko A.C., Seifert T. (2013). Geodynamic settings of indium deposit formation. International Symposium "Large Igneous Provinces of Asia, mantle plumes and metallogeny. Vietnam Academy of Sciences and Technology, Hanoi, Vietnam, November 8-9, 2013.

(33) Neßler, J., Seifert, T., Gutzmer, J., Müller, A., Stute, S., Kühn, K. (2013). Geology and exploration of the Li-Sn-W-Rb-Cs deposit Zinnwald, eastern Erzgebirge, Germany. 12th SGA Biennial Meeting, 12-15th August 2013, Uppsala, Sweden.

(32) Seifert, T. (2013). Geology, mining, and environmental impact of uranium deposits in eastern Germany. International Physicians for the Prevention of Nuclear War (IPPNW) and uranium-network.org conference "Uranium-mining: Impact on Health and Environment", Dar Es Salaam and Bahi /Dodoma, Tanzania, October 1-6, 2013.

(31) Dittrich, T., Seifert, T., Gutzmer, J. (2011). Gallium - can future demand be met by geological and technological availability? Let's Talk Ore Deposits. Proceedings of the Eleventh Biennial SGA Meeting, 26-29th September 2011, Antofagasta, Chile, pp. 970-972.

(30) Sandmann, D., Seifert, T., Gutzmer, J. (2011). Geology, mineralogy and geochemistry of Beaver Brook antimony deposit, Central Newfoundland, Canada. Let's Talk Ore Deposits. Proceedings of the Eleventh Biennial SGA Meeting, 26-29th September 2011, Antofagasta, Chile, pp. 199-201.

(29) Seifert, T. (2011). Rare metal mineralisation stages in the Erzgebirge metallogenic province and their link to mantle-derived magmatic pulses. Proceedings of the international conference "Geological Processes in the Lithospheric Plates Subduction, Collision, and Slide Environments", Russian Academy of Sciences, Far Eastern Branch, Far East Geological Institute, Vladivostok, September 20-23, 2011, Vladivostok Dalnauka, pp. 393-396.

(28) Seifert, T., Pavlova, G.G., Borisenko, A.S. (2011). Types of Ag-polymetallic/Ag-Sb vein-type mineralisation in the European Variscides, Yakutia, Altai, Tien Shan, and Pamir. International Conference "Geology, Tectonics and Minerogeny of Central Asia". VSEGEI, St. Petersburg, Russia, June 6-8, 2011, abstracts volume, session: "Metallogeny and resource potential assessment of the Central Asian mobile belt", 5 pages (conference CD).

(27) Štemprok, M., Seifert, T. (2010). The association of lamprophyric intrusions and rare-metal mineralisation. MINERALOGIA - SPECIAL PAPERS, 37, pp. 61-62.

(26) Abdelfadil, K.M., Romer, R., Seifert, T., Lobst, R. (2010). Geochemistry and petrology of alkaline basalt and ultramafic lamprophyre dikes from Lusatia (Lausitz), Germany. MINERALOGIA - SPECIAL PAPERS, 37, pp. 17-18.

(25) Seifert, T., Gutzmer, J. (2010). Li-rich Sn(-W-polymetallic)-Greisenlagerstätten im Freistaat Sachsen / Li-rich Sn(-W-polymetallic) deposits in Saxony. In: Voigt, W. (ed), Freiberger Forschungsforum: 61st Berg- und Hüttenmännischer Tag, 9-11 June 2010, TU Bergakademie Freiberg, FK 3: "Lithium for Li-Ion Batteries - Resources and Recovery", abstracts volume Fachkolloquium 3.

(24) Geißler, L., Seifert, T. (2010). The son of Mother Lode? State and perspectives of the gold deposit research in the French Gulch-Deadwood district, northern California, United States of America. St. Petersburg State Mining Institute International Forum - Competition of Young Researchers "Topical Issues of Subsoil Usages", 21-23 April 2010, St. Petersburg, abstracts volume 1, pp, 17-19.

(23) Pavlova, G.G., Borisenko, A.S., Seifert, T. (2009). Relationships between Sn-W(-Mo) and Ag-Sb-base metal mineralisation in the Sn-Ag ore districts of Eurasia. In: Dobretsov, N.L. et al. (Eds.) Abstracts volume of the international Symposium "Large Igneous Provinces of Asia, Mantle Plumes and Metallogeny", Novosibirsk, Russia, 6-9 August 2009, Sibprint, pp. 238-242.

(22) Seifert, T. (2009). Permo-Carboniferous mineralizations in central Europe and it's relationships to plume magmatism. In: Dobretsov NL et al. (Eds.) Abstracts volume of the international Symposium "Large Igneous Provinces of Asia, Mantle Plumes and Metallogeny", Novosibirsk, Russia, 6-9 August 2009, Sibprint, pp. 287-294.

(21) Seifert, T., Sandmann, D. (2007). Mineralogy and geochemistry of indium-bearing polymetallic mineralisations. Presentation at the 58th Berg- und Hüttenmännischer Tag, Agricola Kolloquium 2007, "Ferdinand Reich und das Indium", TU Bergakademie Freiberg.

(20) Grießmann, M., Seifert, T., Schmidt-Mumm, A., Connor, C.H.H., Preiss, W. (2006). Improved map and genetic implications of the Mt. Mulga barite-iron-oxide-copper-gold-deposit - preliminary results. Broken Hill Exploration Initiative (BHEI) Conference 2006, Broken Hill, 26-28. 09. 2006.

(19) Seifert, T., Sandmann, D. (2006). Contribution to the Metallogeny of the Silver-base Metal Deposit Freiberg, Eastern Erzgebirge, Germany: Trace elements. 12th Quadrennial IAGOD symposium "Understanding the Genesis of Ore Deposits - To Meet The Demands of 21st Century", Moscow, 21-24 August 2006.

(18) Seifert, T. (2004). Post-collisional bimodal magmatism and related Sn-W-Mo and Ag-rich base metal deposits at the northern border of the Bohemian massif, central Europe: Far East Geological Institute Vladivostok, Interim IAGOD Conference on the Metallogeny of the Pacific Northwest: Tectonics, Magmatism and Metallogeny of Active Continental Margins, Vladivostok, 1-20 September 2004, Proceedings volume, pp. 373-375

(17) Drechsel, M., Seifert, T., Götze, J. (2003). Comparison of quartz-types from the polymetallic sulfide veins of the Freiberg district based on cathodoluminescence investigations. In: Eliopoulos, D.G., et al. (eds.), Mineral Exploration and Sustainable Development. Proceedings of the 7th biennial SGA meeting. Athens 24-28 August 2003. Millpress, Rotterdam, pp. 763-765.

(16) Kroll, T., Seifert, Th., Schneider, A. (2002). New petrographic-geochemical, Sr isotope and K-Ar studies on monzonite intrusions hosting the Skouries porphyry Cu-Au deposit, Chalkidiki, Greece. In: Marsh, EE, Goldfarb, RJ, Warren, CD (Eds.), Global Exploration 2002: Integrated Methods for Discovery. Abstracts of Oral and Poster Presentations of the SEG-USGS joint meeting. Denver 14-16 April 2002, pp. 150-151.

(15) Drechsel, M., Seifert, T., Götze, J. (2001). Comparison of quartz types from polymetallic sulfide veins of the Freiberg district (Erzgebirge, Germany) based on cathodoluminescence investigations. In Götze, J, et al, (Eds.) Cathodoluminescence in Geosciences: New Insights from CL in Combination with other Techniques. Freiberg 6-8 September 2001, TU Bergakademie Freiberg, pp. 21-22.

(14) Seifert, T., Niederschlag, E., Pernicka, E., Fiedler, F. (2001). Lead isotope pilot study from ore deposits in the Erzgebirge, Germany, and surrounded areas by multiple-collector inductively coupled plasma mass spectrometry (MC-ICP-MS). In: Piestrzynski, A et al. (Eds.), Mineral Deposits at the Beginning of the 21st Century. Proceedings of the joint 6th biennial SGA-SEG meeting. Krakow 26-29 August 2001. Balkema, Lisse, Netherlands, pp. 1095-1098.

(13) Seifert, T., Herzig, P.M., Halbach, P., Becker, K.P., Franz, L., Littmann, S., Höppner, B. (2001). OIB volcanism in a back-arc basin in the SW Pacific (North Fiji Basin, 16°50'S Triple Junction) - SO-99 (HYFIFLUX I) and SO-134 (HYFIFLUX II), Subproject Petrology. BMBF-Statusseminar Meeresforschung mit FS Sonne, Hannover 14-16 March 2001, abstracts volume (Ed. B. Tanner), pp. 291-297.

(12) Seifert, T. (1999). Relationship between late Variscan lamprophyres and hydrothermal vein mineralisation in the Erzgebirge. In: Stanley, CJ et al. (Eds.), Mineral Deposits: Processes to Processing. Volume 1. proceedings of the 5th biennial SGA meeting and the 10th quadrennial IAGOD symposium. London 22-25 August 1999. A.A. Balkema, Rotterdam, Netherlands, pp. 429-432.

(11) Beaudoin, G., Leach, D., Hofstra, A., Seifert, T., Žàk, K. (1999). Silver-lead-zinc veins: A descriptive model. In: Stanley, CJ et al. (eds.), Mineral Deposits: Processes to Processing. Volume 2. proceedings of the 5th biennial SGA meeting and the 10th quadrennial IAGOD symposium. London 22-25 August 1999. A. A. Balkema, Rotterdam, Netherlands, pp. 923-926.

(10) Halbach, P., Rhaders, E., Halbach, M., Seifert, T. (1999). Basalt-hosted massive sulfide deposits at the North Fiji Basin, NFB: Results from the SO 134 cruise in August 1998. In: Stanley, C.J. et al. (eds.), Mineral Deposits: Processes to Processing. Volume 1. Proceedings of the 5th biennial SGA meeting and the 10th quadrennial IAGOD symposium, London 22-25 August 1999. A.A. Balkema, pp. 511-514.

(9) Seifert, T. (1999). Metallogeny of the late-Variscan (sub)volcanic magmatism and associated Sn-W-Li-F- and As-Zn-Sn-In-Cu-Ag-Sb mineralisations in the Erzgebirge, Germany. Geologische Vereinigung - 89th Annual Meeting, Old Crust - New Problems, Freiberg 22-26 February 1999, Terra Nostra, Schriften der Alfred-Wegener-Stiftung 99/1: 185-186.

(8) Seifert, T, Herzig, P, Halbach, P, Preißler, H, Heiland, B (1999). Petrogenesis of submarine basalts from the North Fiji Basin (16°50'S Triple Junction), SW Pacific. BMBF- Statusseminar Meeresforschung mit FS Sonne, Freiberg 10-12 March 1999 , TU Bergakademie Freiberg, pp. 175-178.

(7) Seifert, T. (1997). Mantle Metasomatism and Associated Late Variscan Sn and Base Metal Mineralisation in the Erzgebirge (Germany). In: Hatton, CJ (ed.), Proceedings of the International Symposium on Plumes, Plates and Mineralisation, Pretoria 14-18 April 1997, University of Pretoria, South Africa, pp. 89-90.

(6) Halbach, P., Herzig, P., Mrazek, J., Paul, G., Blum, N., Seifert, T., Richter, S. (1997). Hydrothermal activity in the North Fiji Basin: Geological aspects. BMBF-Statusseminar Meeresforschung mit FS SONNE, Kiel 19-21 March 1997, Geomar Kiel, pp. 153-157.

(5) Seifert, T., Preißler, H., Herzig, P., Halbach, P., Belyatsky, B., Becker, K.P., Pönitz, T. (1997). Petrography, geochemistry and isotopy of submarine basalts of the North Fiji Basin. BMBF-Statusseminar Meeresforschung mit FS SONNE, Kiel 19-21 March 1997, Geomar Kiel, pp. 341-345.

(4) Weber, H., Kurze, M., Seifert, T. (1997). The Lamprophyre in the Elbe Valley Slate Mountains. Proceedings of the 6th annual meeting of the Gesellschaft für Geologische Wissenschaften, Freiberg, Exkursionsführer u. Veröffentlichungen der Gesellschaft für Geologische Wissenschaften, 200, pp. 193-194.

(3) Köhler, R., Tichomirowa, M., Kempe, U., Seifert, T. (1996). Isotope and SEM studies on a small-area profile in the granite-mica schist contact of the Ehrenfriedersdorf tin deposit. Freiberg Isotope Colloquium, Freiberg 30 September - 2 October 1996, TU Bergakademie Freiberg, pp. 165-179.

(2) Seifert, T., Götze, J., Kempe, U. (1996). Advantages of Cathodoluminescence in Petrological Studies on Acidic Volcanics in the Sub-Erzgebirge Basin (Saxony, Germany). In: Pagel, M (ed.), Proceedings of the International Conference on Cathodoluminescence and Related Techniques in Geosciences and Geomaterials, Nancy September 2-4, 1996, pp. 143-144.

(1) Seifert, T., Baumann, L. (1993). Tectonomagmatic and Metallogenetic Development of the Central Erzgebirge Anticlinal Area. In Seltmann, R, Kämpf, H, Möller, P, Knipe, S (eds.), Metallogeny of Collisional Orogens of the Hercynian Type, Proceedings of the joint meeting of COFAB and WGTT, Geyer (Erzgebirge) June 1-8, 1993, GFZ Potsdam, pp. 122-123.

Abstracts

(123) Mertens, F. and Seifert, T. (2023): Mineralogical and geochemical investigations on lamprophyric dikes of the Gottesberg Sn-(W) deposit, Erzgebirge, Germany. GeoBerlin2023, 04. - 08. 09. 2023, Berlin, abstract volume.

(122) Seifert, T. (2023): Geo-potential of critical raw materials in Germany - Metallogeny of deposits of rare metals in the Saxo-Thuringian Zone. GeoBerlin2023, 04. -08. 09. 2023, Berlin, abstract volume.

(121) Járóka, T., Seifert, T. Pfänder, J.A., Staude, S., Schulz, B. (2023). Ni-Cu-(PGE) sulfide-bearing gabbroic intrusions in the Lausitz Block (Germany/Czech Republic): A forgotten critical raw material potential in Central Europe? GeoBerlin2023, 04. - 08. 09. 2023, Berlin, abstract volume.

(120) Krolop, P., Nebel-Jacobsen, Y., Seifert, T. (2022). Fe isotope systematics indicate the magmatic origin of the Per Geijer iron oxide-apatite deposits in northern Sweden. SEG 2022 conference: Minerals for Our Future, August 27 - 30, 2022, Denver, USA, abstract volume.

(119) Krolop P., Niiranen K., Gilbricht S., Schulz B., Oelze M., and Seifert T. (2021). Trace element geochemistry of iron oxides from the Per Geijer apatite iron ores in the Kiruna district, northern Sweden: Implications for ore genesis. EGU General Assembly 2021, 19-30 April 2021, Vienna, Austria. EGU21-1987

(118) Krolop P., Richter A., Niiranen K., Gilbricht S., Schulz B., Oelze M., and Seifert T. (2020). Trace element composition of iron oxides in the Per Geijer deposits in Kiruna, northern Sweden. Conference in Minerals Engineering, Luleå, Sweden.

(117) Krause, J., Reddy, S.M., Rickard, W.D.A., Saxey, D.W., Fougerouse, D., Bauer, M.E., Seifert, T., Gutzmer, J. (2019). Nanoscale compositional segregation in complex In-bearing sulfides Goldschmidt Abstracts, 2019: 1761

(116) Onyeagba, N.C., Seifert, T. (2018). Lead-zinc mineralisation in the Cretaceous sediments of Benue Trough of Nigeria. GSA Annual Meeting, Indianapolis, USA, paper No. 121-4.

(115) Járóka, T., Seifert, T., Pfänder, J.A.; Staude, S., Seibel, H.V.L., Krause, J., Bauer, M.E. (2018). Insights into geology and genesis of the Angstberg intrusive body and its associated Ni-Cu-(PGE) sulfide mineralisation (Lusatian Block, Northern Bohemian Massif, Germany). GeoBonn2018 "Living Earth", 2-6 September 2018, Bonn, abstracts volume

(114) Dittrich, T., Seifert, T., Schulz, B., Hagemann, S., Gerdes, A., Pfänder, J. (2018). Lithium-Cesium-Tantalum pegmatites in Zimbabwe and Western Australia, and the formation of Neo-Archean massive (Cs)-pollucite mineralisation. GeoBonn2018 "Living Earth", 2-6 September 2018, Bonn, abstracts volume.

(113) Miehlbradt, M., Seifert, T., Jeske, T., Burisch, M., Hiller, A. (2018). Contribution to the mineralogical, geochemical and fluid inclusion characteristic of the cassiterite-quartz-tourmaline-fluorite-sulphide mineralisation hosted by mica schist at the Sn-In-polymetallic deposit Hämmerlein, district Pöhla, Erzgebirge. GeoBonn2018 "Living Earth", 2-6 September 2018, Bonn, abstracts volume.

(112) Schäfer, S., Seifert, T., Barth, A., Kallmeier, E., Petermann, T. (2018). Contribution to the mineralogy and geochemistry of polymetallic vein-type mineralization in the western part of the Freiberg district, Erzgebirge, Germany. GeoBonn2018 "Living Earth", 2-6 September 2018, Bonn, abstracts volume.

(111) Krolop, P., Burisch, M., Richter, L., Fritzke, B., Seifert, T. (2018). CO₂-fluxing and fluid mixing as ore-forming mechanisms in antimoniferous vein-type mineralisation of the Berga Antiform, Eastern-Thuringia, Germany. GeoBonn2018 "Living Earth", 2-6 September 2018, Bonn, abstracts volume.

(110) Burisch, M., Bauer, M.E., Frenzel, M., Ostendorf, J., Seifert, T., Gutzmer, J. (2018). Genesis of polymetallic vein-type mineralisation in the Freiberg district, Germany: Towards new exploration concepts in a historic mining district, Gordon Research Conference (GRS), Geochemistry of Mineral Deposits, New Hampshire, abstracts volume.

(109) Krolop, P., Seifert, T., Gerdes, A., Burisch, M. (2018). Implications on the timing of ore formation of Sb vein-type mineralisation of the Berga Antiform, Germany. Goldschmidt Conference, 12-17 August 2018, Boston, USA, Goldschmidt Conference Abstracts.

(108) Heinrich, J., Bauer, M.E., Göttlicher, T., Seifert, T., Heide, G. (2018). Indium incorporation in synthetic sphalerite: examination via powder diffraction and XANES spectroscopy. Goldschmidt Conference, 12-17 August 2018, Boston, USA, Goldschmidt Conference Abstracts.

(107) Seifert, T., Petermann, T., Jeske, T., Barth, A., Kallmeier, E. (2018). Rare metal skarn mineralisation in the Berggiesshuebel, Poehla and Oelsnitz districts / Erzgebirge-Vogtland (Germany). Resources for Future Generations, Premier Conference on Energy - Minerals - Water - The Earth, June 16-21, 2018, Vancouver, Abstract ID: 2340.

(106) Seifert, T. (2018). Tin mineralisation in the Erzgebirge/Krušné hory-Vogtland region (DE, CZ) - geology, Sn-ore types, metallogenic potential. Resources for Future Generations, Premier Conference on Energy - Minerals - Water - The Earth, June 16-21, 2018, Vancouver, Abstract ID: 1475.

(105) Cherevatova, M., Nittinger, C., Becken, M., Yogeshwar, P., Moerbe, W., Tezkan, B., Rochlitz, R., Guenther, T., Petersen, H., Meyer, U., Steuer, A., Martin, T., Siemon, B., Matzander, U., Friedrichs, B., Stolz, R., Schiffler, M., Zarosarenko, V., Seifert, T., Krolop, P. (2018). Three-dimensional inversion of the semi-airborne data collected over ancient antimony mine in eastern Germany. Geophysical Research Abstracts Vol. 20, EGU2018-12143, EGU General Assembly 2018.

(104) Zierold, S., Kiefer, S., Seifert, T. (2018). Mineralogical, geochemical and petrological studies in the old Fe mine 'Schwarzer Crux',ThüringerWald,Germany-garnet-bearing fluorite-magnetite-skarn mineralisation around the Suhl granite. Geophysical Research Abstracts Vol. 20, EGU2018-13478-1, EGU General Assembly 2018.

(103) Schäfer, St., Seifert, T., Barth, A., Kallmeier, E., Petermann, T. (2018). Contribution tot he mineralogy and geochemistry of polymetallic vein-type mineraqlisation in the western Freiberg mining district (Erzgebirge), Germany. Third Postgraduate Conference on Geology of Ore Deposits, Erlangen, Germany.

(102) Krolop, P., Richter, L., Burisch, M., Seifert, T. (2017). Fluid inclusions of Sb vein-type mineralisations along the Berga Anticline, Eastern Thuringia, Germany. ECROFI, Nancy, France.

(101) Krolop, P., Seifert, T., Burisch, M., Richter, L., Fritzke, B. (2017): Mineralogy, fluid inclusions and geochemistry of Sb vein-type mineralisations of the Berga Anticline, Eastern Thuringia, Germany. Goldschmidt conference 2017, Paris, France, p. 2125.

(100) Gutzmer, J., Burisch, M., Frenzel, M., Ostendorf, J., Haschke, S., Seifert, T., Markl, G. (2017) Mineral Systems Analysis of Variscan ore deposits: The need for geochemical data. Goldschmidt conference 2017, Paris, France, p. 1492.

(99) Jeske, T., Seifert, T. (2017). Late-Variscan Sn-polymetallic overprinting of the Pöhla-Hämmerlein skarn zone, Erzgebirge, Germany. Goldschmidt conference 2017, Paris, France, p. 1877.

(98) Bauer, M.E., Seifert, T., Krause, J., Burisch, M., Richter, N., Gutzmer, J. (2017). Indium-bearing sulphides from the Hämmerlein polymetallic skarn deposit, Germany - Evidence for late stage diffusion of indium into sphalerite. Goldschmidt 2017 conference, Paris, France, Abstracts, p. 268.

(97) Dittrich, T., Seifert, T., Schulz, B., Pfänder, J., Gerdes, A. (2017). Formation of LCT Pegmatites in Archean Cratons: Constraints from ⁴⁰Ar/³⁹Ar Mica, U-Th-Pb Monazite and U-Pb Tantalite/Columbite Dating. Goldschmidt 2017 conference, Paris, Abstracts, p. 959.

(96) Petermann, T., Seifert, T., Hüttel, S.P., Barth, A., Kallmeier, E. (2017): Rare element-bearing skarns in the district of Oelsnitz-Schönbrunn, Vogtland Synclinorium, Germany. Goldschmidt conference 2017 Paris, France, Abstracts, p. 3131.

(95) Zierold, S., Seifert, T., Majzlan, J., Queitsch, M. (2017). Mineralogical, geochemical, geophysical and petrological studies in the old Fe mine 'Schwarze Crux', Thüringer Wald, Germany - garnet-bearing fluorite-magnetite-skarn mineralisation around the Suhl granite. 2nd Postgraduate Conference on Geology of Ore Deposits, Hannover, Germany.

(94) Krolop, P., Seifert, T. (2017): Mineralogy of Sb vein-type mineralisations along the Berga Anticline, Eastern Thuringia, Germany. 2nd Postgraduate Conference on Geology of Ore Deposits, Hannover, Germany.

(93) Petermann, T., Hüttel, S.P., Seifert, T., Barth, A., Kallmeier, E. (2017): Skarn Ores in the District of Oelsnitz-Schönbrunn, Germany. 2nd Postgraduate Conference on Geology of Ore Deposits, Hannover, Germany.

(92) Járóka, T., Seifert, T. (2016). Mafic dike-hosted Ni-Cu-Co-(PGE) mineralisation of the former mine "Bergsegen", Sohland/Rožany, Germany/Czech Republic. Abstracts 13th Ni-Cu-PGE Symposium, 05.09-09.09.2016, Perth, Australia.

(91) Seibel, H., Járóka, T., Seifert, T. (2016). Mineralogical and petrographical characterisation of Ni-Cu-(PGE)-enriched gabbroic dikes from the Hohwald (Lusatian Block, Bohemian Massif, Germany). Abstracts 13th Ni-Cu-PGE Symposium, 05.09-09.09.2016, Perth, Australia.

(90) Seifert, T. (2016). Metallogeny and economic potential of Mo mineralisation in the Erzgebirge-Krušné hory (Saxony/Bohemia), central Europe. 35th International Geological Congress, Cape Town, South Africa, August 27 to September 04, 2016, paper # 3945.

(89) Seifert, T. (2016). Metallogeny of the Sn-polymetallic / Ag ore fields Pobershau and Rittersberg (Marienberg district), central Erzgebirge, Germany. 35th International Geological Congress, Cape Town, South Africa, August 27 to September 04, 2016, paper # 4975.

(88) Járóka, T., Seifert, T. (2016). Mineralogical characterisation of Ni-Cu-PGE-bearing mafic dikes of the Lusatian Block (Germany/Czech Republic). 35th International Geological Congress, Cape Town, South Africa, August 27 to September 04, 2016, paper # 3115.

(87) Neßler, J., Seifert, T., Gutzmer J (2016). New insights on a historical mine with new potential: the Sn-W-Li Zinnwald/Cínovec deposit, eastern Erzgebirge, Germany. 35th International Geological Congress, Cape Town, South Africa, August 27 to September 04, 2016, paper # 2016.

(86) Dittrich, T., Seifert, T., Pfänder, J.A., Gerdes, A., Schulz, B., Hagemann, S. (2016). The 2650 Ma to 2600 Ma Magmatic Event and its Economic Importance for the Archean LCT Pegmatite Budget. 35th International Geological Congress, Cape Town, South Africa, August 27 to September 04, 2016, paper # 2067.

(85) Dittrich, T., Seifert, T., Richter, L., Hagemann, S., Lüders, V., Schulz, B., Pfänder, J.A., Gerdes, A. (2016). New Geochronological, Isotopic and Fluid Inclusion Study Constraints on the Formation of the World-class Bikita LCT Pegmatite Deposit. 35th International Geological Congress, Cape Town, South Africa, August 27 to September 04, 2016, paper # 2059.

(84) Dittrich, T., Seifert, T., Schulz, B. (2016). Massive Pollucite ((Cs,Na)2Al2Si4O12 × H2O) - Processes of extreme Cesium Enrichment within LCT Pegmatites. 35th International Geological Congress, Cape Town, South Africa, August 27 to September 04, 2016, paper # 3953.

(83) Richter, N., Petermann, T., Seifert, T., Bauer, M., Barth, A., Kallmeier, E. (2016). Mineralisation styles related to a hidden late-Variscan granite intrusion: the district of Oelsnitz (Vogtland Synclinorium, Germany). 35th International Geological Congress, Cape Town, South Africa, August 27 to September 04, 2016, paper 2023.

(82) Petermann, T., Seifert, T. (2016). A new occurrence of cassiterite as "wood tin" in Saxony, Germany. 35th International Geological Congress, Cape Town, South Africa, August 27 to September 04, paper # 2023.

(81) Richter, L., Seifert, T. (2016). New mineralogical and fluid inclusion data from Sb-mineralisation in the Sb-Ag mining district Schleiz, eastern Thuringia, Germany. 35th International Geological Congress, Cape Town, South Africa, August 27 to September 04, 2016, paper 3948.

(80) Bauer, M., Ostendorf, J., Seifert, T. (2016). Rare-metal vein mineralizations in the historic Freiberg ore district (Germany), 2nd European Mineralogical Conference, Rimini, Italy, September 2016, abstracts volume, p. 511.

(79) Seifert, T., Pavlova, G.G. (2016). New ⁴⁰Ar/³⁹Ar agesof Sn- and W-polymetallic mineralisation in the Erzgebirge / Krušné hory (DE, CZ). Goldschmidt Conference, 26 June - 1 July 2016, Yokohama, Japan, Goldschmidt Conference Abstracts, p. 2792.

(78) Seifert, T. (2016). Pre- and late-Variscan pneumatolytic and hydrothermal Sn mineralisation stages of the Erzgebirge-Krušné hory-Vogtland-Slavkovský les metallogenic province (DE, CZ). Abstracts GAC-MAC 2016, 01-03 June 2016, Whitehorse, Canada, volume 39, p. 86.

(77) Járóka, T., Seifert, T. (2016). Cassiterite of the hydrothermal Sn-polymetallic "Felsitzone" mineralisation, Großschirma, Freiberg mining district, Saxony, Germany. Abstracts GAC-MAC 2016, 01-03 June 2016, Whitehorse, Canada, volume 39, p. 39.

(76) Járóka, T., Seifert, T. (2016). Mineralogical characteristics of Ni-Cu-PGE-enriched mafic dikes of the Lusatian Block (Germany/Czech Republic). 1st Meeting on the Geology of Ore Deposits (GOOD), Freiberg, March 15 to 17, 2016.

(75) Petermann, T., Seifert, T. (2016). Microcrystalline cassiterite ("wood tin") in central Saxony, Germany. 1st Meeting on the Geology of Ore Deposits (GOOD), Freiberg, March 15 to 17, 2016.

(74) Neßler, J., Seifert, T., Gutzmer, J. (2016). New drilling results of disseminated Sn-W mineralisation at the Zinnwald/Cínovec deposit, eastern Erzgebirge, Germany. Mineral Deposits Studies Group, 39th Winter Meeting, 4th-7th January 2016, University College Dublin, Ireland, abstracts volume, p. 69.

(73) Richter, L., Lüders, V., Hagemann, S.G., Seifert, T., Dittrich, T. (2015). Stable carbon isotopic composition of fluid inclusions from the Archean Bikita LCT pegmatite field. GeoBerlin 2015-Dynamic Earth from Alfred Wegener to today and beyond, 4-7 October 2015, Berlin: GFZ German Research Centre for Geosciences. GFZ Abstracts, pp. 310-311. doi: 10.2312/GFZ.LIS.2015.003

(72) Járóka, T., Seifert, T. (2015) New investigations of paleozoic Ni-Cu-Co-PGE-enriched gabbroic rocks in the Upper Lusatia, Germany and Czech Republic: preliminary results. GeoBerlin 2015-Dynamic Earth from Alfred Wegener to today and beyond, 4-7 October 2015, Berlin: GFZ German Research Centre for Geosciences. GFZ Abstracts, pp. 201-202. doi: http://doi.org/10.2312/GFZ.LIS.2015.003

(71) Seifert, T. (2015). Comparison between the Marienberg-Pobershau, Seiffen-Hora Sv. Kateriny and Ehrenfriedersdorf-Geyer Sn-polymetallic districts and their potential for tin resources. GeoBerlin 2015 - Dynamic Earth from Alfred Wegener to today and beyond, 4-7 October 2015, Berlin: GFZ German Research Centre for Geosciences, GFZ Abstracts, p. 340; doi: http://doi.org/10.2312/GFZ.LIS.2015.003

(70) Bauer, M., Seifert, T., Schlüter, R., Mischo, H. (2015). In-situ bioleaching in a historical mining district - an experimental approach for the potential of strategic element extraction. GeoBerlin 2015-Dynamic Earth from Alfred Wegener to today and beyond, 4-7 October 2015, Berlin: GFZ Abstracts, pp. 78-79; doi: http://doi.org/10.2312/GFZ.LIS.2015.003

(69) Seifert, T., Chaplygin, I.V., Yudovskaya, M.A., Chaplygin, O. (2015) Mantle-derived In mineralisation in the Erzgebirge and Kuril Island Arc. Goldschmidt conference 2015, Prague, Czech Republic, Goldschmidt Abstracts, p. 2835.

(68) Ostendorf, J., Henjes-Kunst, F., Seifert, T., Gutzmer, J. (2015). Rb-Sr dating of sphalerite from polymetallic sulphide veins of the Freiberg ore district, Erzgebirge (Germany). Goldschmidt conference 2015, Prague, Czech Republic, Goldschmidt Abstracts, p. 2362.

(67) Dittrich, T., Seifert, T. (2015) Mineralisation potential and trace element whole rock signatures of Archean greenstone belt-hosted LCT pegmatite deposits. Goldschmidt conference 2015, Prague, Czech Republic, Goldschmidt Abstracts, p. 748.

(66) Dittrich, T., Seifert, T., Schulz, B. (2015). Mineralogy, Geochemistry and Electron Microprobe U-Th-Pb Monazite Dating of the Neoarchean Londonderry LCT-Pegmatite Group, Eastern Goldfields Terrane of the Yilgarn Craton, Western Australia. 7th International Symposium on Granitic Pegmatites, Ksiaz, POLAND, 17-21 June, 2015, abstracts volume.

(65) Dabrowski, A., Zeibig, S., Seifert, T., Feldberg, J. (2014). The identification of detachment surfaces in a German potash mine - macroscopical and microscopical structure and component analyses". GeoFrankfurt 2014 - Earth System Dynamics Frankfurt/ Main, Germany, abstracts volume.

(64) Engler, A., Barnasch, J., Seifert, T., Zeibig, S. (2014). Geology, thickness and facies distribution of the Upper Werra to Leine Formation in the Werra potash district. GeoFrankfurt 2014 - Earth System Dynamics Frankfurt/ Main, Germany, abstracts volume.

(61) Ostendorf, J., Henjes-Kunst, F., Seifert, T., Gutzmer, J. (2014). Rb-Sr geochronology of sphalerite from fluorite-barite-sulphide veins of the Freiberg ore district, Erzgebirge (Germany). 21st General Meeting of the International Mineralogical Association, 2014, Johannesburg, South Africa, abstract ID: 664.

(60) Seifert, T. (2014). In-rich Sn-F- and Ag(-Au)-sulfide polymetallic mineralisation in the internal Mid-European Variscides. Goldschmidt Conference 2014, Sacramento, USA, abstracts volume, p. 2245.

(59) Bachmann, K., Seifert, T., Magna, T., Neßler, J., Gutzmer, J. (2014). Li isotopes and geochemistry of Li-F-Sn greisen from the Zinnwald deposit, Germany. Goldschmidt Conference 2014, Sacramento, USA, abstracts volume, p. 93.

(58) Bauer, M., Dittrich, T., Seifert, T. & Schulz, B. (2014) Mineralogical and geochemical characteristics of the Archaean LCT pegmatite deposit Cattlin Creek, Ravensthorpe, Western Australia. Geophysical Research Abstracts Vol. 16, abstract EGU2014-1189.

(57) Dittrich, T., Seifert, T. & Schulz, B. (2014) Geology, Mineralogy and Geochemistry of the Mount Deans Pegmatite Field, Eastern Yilgarn Craton/Australia. Geophysical Research Abstracts Vol. 16, abstract EGU2014-6577.

(56) Hohf, M., Seifert, T., Ratschbacher, L., Rabbia, O., Krause, J., Haser, S., Cuadra, P. (2014). Mineralised and Barren Tourmaline Breccia at Río Blanco-Los Bronces Copper Deposit, Central Chile. Geophysical Research Abstracts Vol. 16, abstract EGU2014-3405

(55) Neßler, J., Seifert, T., Gutzmer, J., Müller, A., Henker, J., Kühn, K. (2014). New lithogeochemical and mineralogical exploration of Li-Sn greisen mineralisation in old mining adits of the Zinnwald deposit, Germany". Geophysical Research Abstracts Vol. 16, abstract EGU2014-9000-1.

(54) Petermann, T., Seifert, T. (2014). Trace element-rich cassiterite ('wood tin') from Central Saxony, Germany. Geophysical Research Abstracts Vol. 16, abstract EGU2014-6578

(53) Richter, L., Dittrich, T., Seifert, T. & Schulz, B. (2014). LCT pegmatites from the Wodgina pegmatite district, Western Australia. Geophysical Research Abstracts Vol. 16, abstract EGU2014-6658.

(52) Seifert, T. (2014). Late-Variscan rare metal ore deposition and plume-related magmatism in the eastern European Variscides (D, CZ). Geophysical Research Abstracts Vol. 16, abstract EGU2014-11974.

(51) Engler, A., Barnasch, J., Seifert, T., Zeibig, S. (2014). Tectonics in salt deposits - a challenge in exploration and mining. - Presentation, 5th International students geological conference ISGC 2014 Budapest, Hungary.

(50) Pavlova, G.G., Seifert, T., Vladimirov, A.G., Korostelev, P.G., Semenyak, B.I., Phan Luu Anh (2014). Indium in cassiterite and ores of tin deposits. GAC-MAC/AGC-AMC, 21-23 May 2014, abstracts volume 37, Fredericton, Canada, p. 216.

(49) Seifert, T. (2013). Late Paleozoic post-collisional magmatism and metal resource potential of the Erzgebirge-Krušné hory (NW rim of the Bohemian massif). "Crustal evolution and geodynamic processes in Central Europe", Proceedings of the joint conference of the Czech and German geological societies, Plzen, Czech Republic, September 16-19, 2013. J. Zak, G. Zulauf & H.G. Röhling (eds.), Schriftenreihe der Deutschen Gesellschaft für Geowissenschaften e.V., Heft 82.

(48) Seifert, T., Sandmann, D. (2013). The giant Beaver Brook antimony deposit, central Newfoundland, Canada. GACMAC Joint Annual Meeting, May 22-24, 2013, Winnipeg, Canada. Abstracts volume 36, pp. 175-176.

(47) Seifert, T. (2013). Late- and post-Variscan vein-type mineralisation in the Erzgebirge-Krušné hory, Germany and Czech Republic. GACMAC Joint Annual Meeting, May 22-24, 2013, Winnipeg, Canada. Abstracts volume 36, p. 175.

(46) Járóka, T., Seifert, T. (2013). Characterisation of cassiterite paragenesises in metasomatic altered meta-mafic rocks of the "Felsitzone", Großschirma - Freiberg mining district , Erzgebirge, Germany. GACMAC Joint Annual Meeting, May 22-24, 2013, Winnipeg, Canada. Abstracts volume 36, p. 119.

(45) Dittrich, T., Schulz, B., Seifert, T., Hagemann, S., Gutzmer, J. (2013): Application of combined SEM, BSE and EDX techniques to the mineralogical and geochemical characterisation of granitic-pegmatites. GACMAC Joint Annual Meeting, May 22-24, 2013, Winnipeg, Canada. Abstracts volume 36, p. 87.

(44) Dittrich, T., Seifert, T., Schulz, B., Hagemann, S. (2012). The Londonderry Pegmatite Group near Coolgardie, Eastern Goldfields Terrane, Yilgarn Craton, Western Australia. Schriftenreihe der Deutschen Gesellschaft für Geowissenschaften, 80, Abstracts GeoHannover 2012, p. 382.

(43) Atanasova, P., Gutzmer, J., Seifert, T., Pfänder, J. (2012). Age and Genesis of Greisen Mineralisation in the Li-Sn(-W) Deposit Zinnwald, Eastern Erzgebirge, Germany. Schriftenreihe der Deutschen Gesellschaft für Geowissenschaften, 80, Abstracts GeoHannover 2012, p. 72.

(42) Bachmann, K., Haser, S., Seifert, T., Gutzmer, J. (2012). Preparation of grain mounds of heterogeneous mineral concentrates for automated mineralogy - An Example of Li-bearing Greisen from Zinnwald, Saxony, Germany. Schriftenreihe der Deutschen Gesellschaft für Geowissenschaften, 80, Abstracts GeoHannover 2012, p. 395.

(41) Neßler, J., Seifert, T., Gutzmer, J., Müller, A., Bachmann, T., Kühn, K. (2012). Geology and Exploration of the Li-Sn-W-Rb-Cs-deposit Zinnwald, eastern Erzgebirge, Germany. Schriftenreihe der Deutschen Gesellschaft für Geowissenschaften, 80, Abstracts GeoHannover 2012, p. 56

(40) Seifert, T. (2012). Indium, silver, gold, and tin potential of late-Variscan polymetallic sulphide mineralisation stages in the Freiberg Ag-base metal district, Erzgebirge, Germany. Schriftenreihe der Deutschen Gesellschaft für Geowissenschaften, 80, Abstracts GeoHannover 2012, p. 388.

(39) Dittrich, T., Seifert, T., Gutzmer, J. (2012). Gallium - geological vs. technological availability. Proceedings of the 34th International Geological Congress 2012, 5-10 August 2012, Brisbane, Australia: abstract #2240.

(38) Dittrich, T., Seifert, T., Hagemann, S., Schulz, B. (2012). Comparative study of Archaean greenstone-belt hosted LCT pegmatites. Proceedings of the 34th International Geological Congress 2012, 5-10 August 2012, Brisbane, Australia, abstract #3519.

(37) Sandmann, D., Seifert, T., Gutzmer, J. (2012). Antimony deposits and the world-wide Sb mine production. Proceedings of the 34th International Geological Congress 2012, 5-10 August 2012, Brisbane, Australia, abstract #3365.

(36) Seifert, T., Járóka, T. (2012). New investigations of the Sn-polymetallic mineralisation of the "Felsitzone" at the northern rim of the Freiberg ore district, Erzgebirge, Germany. Proceedings of the 34th International Geological Congress 2012, 5-10 August 2012, Brisbane, Australia, abstract #2296.

(35) Seifert, T., Aleshin, A., Velichkin, V. (2012). Comparison of giant uranium provinces in the internal Variscides (Saxony, Thuringia) and Streltsovsky caldera (Siberia) - indications for mantle-derived U mineralisation. Proceedings of the 34th International Geological Congress 2012, 5-10 August 2012, Brisbane, Australia, abstract #239.

(34) Seifert, T. (2012). The gold-lamprophyre association - arguments for Au-rich sources in the deeper earth's mantle. Proceedings of the 34th International Geological Congress 2012, 5-10 August 2012, Brisbane, Australia: abstract #2450.

(33) Seifert, T. (2012). Plume-related lamprophyric intrusions and their association to indium and rare metal mineralisation in the internal Variscides (Germany, Czech Republic) - indications for late-Variscan mantle-derived hydrothermal pulses. Proceedings of the 34th International Geological Congress 2012, 5-10 August 2012, Brisbane, Australia, abstract #2082.

(32) Štemprok, M., Seifert, T., Dolejš, D. (2011). Geochemistry of Lamprophyres in Rare-Metal Districts Related to Granitoids. Mineralogical Magazine, 75(3), p. 1937.

(31) Abdelfadil, Kh.M., Romer, R.L., Seifert, T., Lobst, R. (2011). Calc-alkaline lamprophyre from Lusatia (Germany) derived from a multiply enriched mantle source. Mineralogical Magazine, 75(3), p. 400.

(30) Dittrich, T., Seifert, T., Gutzmer, J. (2011). Gallium in bauxite deposits. Mineralogical Magazine, 75(3), p. 765.

(29) Sandmann, D., Seifert, T., Gutzmer, J. (2011). Sulfur isotope data from Beaver Brook Antimony deposit, Central Newfoundland, Canada: A hint for the source of mineralisation? Mineralogical Magazine, 75(3), p. 1791.

(28) Seifert, T., Atanasova, P., Gutzmer, J., Pfänder, J. (2011). Mineralogy, geochemistry and age of greisen mineralisation in the Li-Rb-Cs-Sn-W deposit Zinnwald, Erzgebirge, Germany. Mineralogical Magazine, 75(3), p. 1833.

(27) Pavlova G.G., Borisenko A.S., Seifert T. (2011). Ag-Sb-base metal deposits linked with alkaline mafic magmatism in the ore districts of Eurasia. Abstract of Joint Annual GAC/AGC-MAC/AMC-SEG-SGA Meeting, May 25-27, 2011, Ottawa, Canada, pp. 165-166.

(26) Pavlova, G.G., Borisenko, A.S., Seifert, T. (2011) Role of sedimentary basins in formation of Ag-Sb-base metal deposits of Eurasia. Abstract of Joint Annual GAC/AGC-MAC/AMC-SEG-SGA Meeting, May 25-27, 2011, Ottawa, Canada, p. 166.

(25) Ostendorf, J., Seifert, T., Gutzmer, J (2011). Dating of hydrothermal ore deposits - Developments at the TU Bergakademie Freiberg. Statusseminar "Forschungsaufträge im Bereich Rohstoff- und Lagerstättenforschung", 12 May 2011, Federal Institute for Geosciences and Natural Resources and German Mineral Resources Agency, Hanover, Germany.

(24) Geißler, L., Seifert, T. (2009). Geology, Mineralogy and Geochemistry of Gold-bearing Polymetallic-Sulfide Quartz Veins in the French Gulch Mine, French Gulch-Deadwood District, Klamath Mountains, California, USA. Hallesches Jahrbuch für Geowissenschaften 31, p. 75.

(23) Seifert, T., Geißler, L. (2008). Preliminary results of mapping and sampling of gold-bearing quartz veins in the French Gulch mine, Klamath Mountains, Shasta County, Northern California, USA. 59th Berg- und Hüttenmännischer Tag, TU Bergakademie Freiberg.

(22) Seifert, T., Geißler, L. (2008). Geological setting and characteristics of gold-bearing quartz veins in the French Gulch mine, Klamath Mountains, Shasta County, Northern California, USA. 86th Annual Meeting of the German Mineralogical Society - DMG, 14-17 September 2008 in Berlin, Session S11, Conference CD-ROM.

(21) Seifert, T. (2008). Giant hydrothermal uranium deposits in the eastern Saxo-Thuringian zone, Germany. International Geological Congress Oslo, Norway, 5-14 August 2008. Symposium MRD-04 "Giant Ore Deposits",Vol. 5, p. 14 conference CD-ROM.

(20) Seifert, T., Sandmann, D. (2008). Metallogeny and economic potential of tungsten deposits in the Erzgebirge, Saxony/Bohemia. International Geological Congress Oslo, Norway, 5-14 August 2008. Symposium MRD-04 "Giant Ore Deposits", Conference CD-ROM.

(19) Sundblad, K., Cook, N., Nygård, R, Eklund, O., Valkama, M., Penttinen, K., Nygård, N., Rimaila, K., Paadar, J., Lammi, M., Seifert, T., Karell, F., Huhma, H., Airo, M.-L. (2008). Polymetallic metallogeny in the Wiborg batholith, Fennoscandian shield. International Geological Congress Oslo, Norway, 5-14 August 2008. Symposium MRD-06 "Granitic magmatism and related mineralizations", Conference CD-ROM.

(18) Štemprok, M., Seifert, T., Holub, F.V., Dolejš, D., Chlupáčová, M. (2008). Dykes and mineralisation of the Jáchymov ore district (Western Krušné hory, Czech Republic). Freiberg Research Forum, 59th Mining and Metallurgy Day 2008, Colloquium 8: "Freiberg Deposit Colloquium at the 59th BHT: "Ores, Industrial Minerals, Salts, Coals", 12 and 13 June 2008, Freiberg, p. A3.

(17) Veličkin, V.I., Vlasov, B., Aleshin, A., Seifert, T., Cuney, M., 2008. Commercial and genetic types of uranium deposits and conditions of their formation in Phanerozoic foldbelts of Eurasia. Freiberg Research Forum, 59th Mining and Metallurgy Day 2008, Colloquium 8: "Freiberg Deposit Colloquium at the 59th BHT: "Ores, Industrial Minerals, Salts, Coals", 12 and 13 June 2008, Freiberg, pp. A7-A8.

(16) Griessmann, M., Schmidt-Mumm, A., Conor, C., Seifert, T. (2008). The Mt. Mulga barite-iron-oxide-copper-gold mineralisation, Olary Domain, South Australia. Australian Research Science Convention 2008, Perth, Australia, 20-24 July 2008, abstracts volume.

(15) Dittrich, T., Starkloff, K., Seifert, T. (2006). Mapping and Sampling of the "Goldkronen-Flacher" vein (quartzose Fe-Mn association), Pobershau, Marienberg district (Erzgebirge, Germany) - Interim Report. SEG 2006 Conference "Wealth Creation in the Mineral Industry", May 14-16, 2006, Keystone, Colorado, USA, abstracts volume.

(14) Niederschlag, E., Bartelheim, M., Pernicka, E., Seifert, T. (2002). Early Bronze Age tin and copper production in the Erzgebirge? 33rd International Symposium on Archeometry, 22-26 April, Amsterdam, The Netherlands, p. 117.

(13) Seifert, T. in: Hauff, F., Christie, D.M., Wintersteller, P., Werner, R., Hanan, B.B., Hoernle, K., SO-158 Shipboard Scientific Party (2001). Galapagos Plume-Ridge Interaction Part 1: Morphologic Variations Along the Eastern Galapagos Spreading Centre. Results from the SO158 MEGAPRINT expedition. AGU Fall Meeting, San Francisco, EOS Transactions, 82, p. F1214.

(13) Seifert, T. in: Christie, D.M., Werner, R., Hanan, B.B., Wintersteller, P., Hauff, F., Hoernle, K., SO-158 Shipboard Scientific Party (2001). Galapagos Plume-Ridge Interaction Part 2: Variations in Seamount Morphology Around the Galapagos Platform. AGU Fall Meeting, San Francisco, EOS Transactions, 82, p. F1214.

(12) Seifert, T., Schwarz-Schampera, U., Herzig, P., Wagner, R. (1996). Trace Elements in Greisen and Vein Mineralisation in the Central Erzgebirge (Germany) and the Mt. Pleasant District (Canada). Beih. z. European Journal of Mineralogy, 8, p. 259.

(11) Seifert, T. (1996) Tectonomagmatic and metallogenetic position of late Variscan lamprophyres in the Erzgebirge. Beih. z. European Journal of Mineralogy, 8, p. 258.

(10) Seifert, T, Schwarz-Schampera, U, Herzig, PM, Hutchinson, RW, Hennigh, Q, Wagner, R (1997). Trace Element Characteristics of Cassiterite in Granite-related Tin- and Tin-bearing VMS Deposits. In: Barriga, J.A.S. (ed.), SEG Neves Corvo Field Conference, Lisboa May 11-14, 1997, University of Lisboa, p. 113.

(9) Köhler, R., Tichomirova, M., Kempe, U., Seifert, T. (1996). Rb-Sr Isotopic Systematics on a Profile through a Granite Contact (Ehrenfriedersdorf, Germany). Proceedings of the V.M. Goldschmidt Conference, Heidelberg March 31-April 4 1996, Journal of Conference Abstracts, 1 (1), Cambridge Publications, p. 312.

(8) Seifert, T. (1994). Late Variscan Li-F granites and Sn(-W) mineralisations in the Marienberg-Pobershau area. Beih. z. European Journal of Mineralogy, 6, p. 260

(7) Seifert, T., Wendebaum, G., Trinkler, M., Baumann, L. (1994). Geochemical and thermometric investigations on hydrothermal mineralisation in the Middle Erzgebirge. Beih. z. European Journal of Mineralogy, 6, p. 261.

(6) Wendebaum, G., Seifert, T., Trinkler, M., Baumann, L. (1994). The Chomutov-Warmbad fault system - structure and mineralisations. Beih. z. European Journal of Mineralogy, 6, p. 374.

(5) Seltmann, R., Förster, H.-J., Rhede, D., Seifert, T. (1992). Comparative studies on cassiterite and sulphide parageneses in the Marienberg and Schmiedeberg/Erzgebirge deposit districts. Beih. z. European Journal of Mineralogy, 4, p. 260.

(4) Seifert, T., Kaufmann, U., Baumann, L., Leeder, O. (1992). Zur mikroparagenetischen Charakteristik der pneumatolytischen und hydrothermalen Mineralisationen im Ostteil des Mittelerzgebirgischen Antiklinalbereiches. International Symposium of the Society for Geological Sciences, Application and Results of Inclusion Research, Freiberg 25 and 26 October 1992, TU Bergakademie Freiberg.

(3) Hermann, St., Seifert, T., Baumann, L. (1991). On the formation of late Variscan quartz-polymetallic mineralisations in the Schneeberg deposit and their metallogenetic position. Geological-tectonic structure of the Gera-Jachymov fault zone and the associated uranium deposits, Conference of the Gesellschaft für Geologische Wissenschaften and Wismut GmbH, Gera 4-7 August 1991.

(2) Seifert, T., Baumann, L. (1991). On the metallogeny of the Middle Erzgebirge. 6th Round Table "Geodynamics of the European Variscan", Claustahl-Zellerfeld, 15-17 November 1990, Zentralblatt für Geologie und Paläontologie, 1, pp. 1366-1367.

(1) Seifert, T., Seltmann, R., Wolf, M. (1986). Classification of tin ores and tin deposits according to industrial aspects. XXXVII Berg- und Hüttenmännischer Tag, "Suche, Erkundung, Gewinnung und Verarbeitung von mineralischen Rohstoffen und Energieträgern sowie Fragen der Werkstofftechnik und der Energietechnik", Colloquium 2 "Geologische, geochemische und mineralogische Probleme der Erkundung mineralischer Rohstoffe", Bergakademie Freiberg, 24 - 27 June 1986, Tagungsheft p. 16, Poster 2.16

Scientific reports, dissertations, excursion guides, popular lectures

(40) Seifert, T.: Invitation to the lecture: "Lagerstätten kritischer Metalle im Erzgebirge-Krušné Hory-Vogtland - Status und Ausblick" as part of the 3. Rohstoffkolloquium der Gelehrtengesellschaft Leibniz-Sozietät der Wissenschaften zu Berlin e.V. und GREENPEG.eu zum Thema "Kritische Rohstoffe - große Bedeutung und geringes öffentliches Bewusstsein - was ist zu tun?", 20. 03. 2024, Universität Potsdam

(39) Seifert, T. Invitation to the keynote speech "Demand for skilled workers at universities and in industry" as part of an expert discussion of the Federal Ministry of Education and Research (BMBF) and the Federal Ministry of Economics and Climate Protection (BMWK) with universities, research institutions, state institutions and industry on the topic of "Mineral raw materials" followed by a panel discussion on 12 October 2023 in Berlin (BMBF).

(38) Seifert, T.: Invitation to a lecture as part of the GeoEvent "Day of Rock" on 22 April 2023 in Falkenstein with Steffen Gerisch (Schneckenstein) and Denis Loss (Falkenstein) on the topic: "The Vogtland Geo-Environmental Park - Initiation, current projects and outlook"

(37) Seifert, T.Invitation to the lecture "Seltene Metall- und Spat-Lagerstätten im Erzgebirge und Vogtland - Geologie, Alt-Bergbau, Exploration und Radon-Problematik. 12th Saxon Radon Day on 15 and 16 November 2018 in Bad Schlema, Germany.

(36) Seifert, T.Presentation at McGill University: "Greisen- and skarn-type mineralisation in the Erzgebirge-Fichtelgebirge anticlinorium, Germany - old mining, metallogeny and the future potential for high-tech metal resources (Sn, W, Li, In)", March 10, 2017, Frank Dawson Adams Building - Room 232, McGill University, Montreal, Canada.

(35) Engler, A., Zeibig, S., Barnasch, J., Seifert, T. (2016). Geology and tectonics in the Werra-Kali area - A contribution to sustainable deposit utilisation. TU Bergakademie Freiberg, unpublished final project report for K+S Aktiengesellschaft, Kassel, 384 pp. + Appendix

(34) Dittrich, T., Seifert, T., Schulz, B. (2015). Genesis of selected lithium-cesium-tantalum- (LCT) pegmatites of Western Australia - with special regards to their exploration potential for the Cs-mineral pollucite and additional data from field work in the Bikita LCT pegmatite field (Zimbabwe). Final technical report, unpublished, prepared for: Rockwood Lithium GmbH, Frankfurt am Main. TU Bergakademie Freiberg, Division of Economic Geology and Petrology, 536 pp

(33) Neumann, M.; Müller, A.; Bachmann, T.; Henker, J.; Neßler, J.; Kühn, K.; Hartsch, J.; Helbig, M.; Seifert, T.; Gutzmer, J. (2014): Zinnwald Lithium Project. Resource Estimation Report according to PERC Standard, SolarWorld Solicium GmbH. 194 pp.

(32) Lecture "Is constant growth in industrialised and emerging countries and the associated increasing demand for mineral resources compatible with a sustainable, environmentally sound and future-oriented raw materials economy? Examples of the exploration and extraction of deposits of rare metals and radioactive metals". Baldauf Villa, kul(T)our Betrieb des Erzgebirgskreises, Marienberg, 30.01.2015

(31) Lecture "Ore deposits in the Free State of Saxony with special consideration of deposits of rare metals - raw materials for future technologies and sustainable raw material extraction". Annual General Meeting 2014 Bund der Öffentlich bestellten Vermessungsingenieure e.V. (BDVI, Landesgruppe Sachsen) in Meißen, 07.11.2014

(30) Presentations "The ERZGEBIRGE rare metal province - new metallogenic research and exploration projects at the NW rim of the Bohemian massif (D, CZ) part I & II". IGEM, Russian Academy of Sciences, Moscow and Fersman Mineralogical Museum, Moscow, 18.03.2014.

(29) Richter, L., Seifert, T., Höfig, T., Gutzmer, J. (2013). "Mineralogical assessment of Tellerhäuser-Hämmerlein skarn samples, Ore Mountains" TU Bergakademie Freiberg, Division of Economic Geology & Petrology, report for Treliver Minerals Ltd., United Kingdom

(28) Lecture at the Goethe University Frankfurt/Main - Th. Seifert (2012) "Mineralische Rohstoffe in Sachsen und andere Rohstoffprojekte in Deutschland - Chancen für die Zukunft", in the lecture series 2012/13 "Der Kampf um die Rohstoffe" der Frankfurter Geographischen Gesellschaft e.V., 14.11.2012

(27) Presentation at the PDAC Session "Opportunities for Canadian and German Companies", Th. Seifert & J. Gutzmer (2012) "Mineral exploration in Germany - activities and opportunities "together with the Helmholtz Centre Dresden-Rossendorf and the German Mineral Resources Agency Berlin-Hannover. PDAC 2012, Toronto, 07.03.2012

(26) Seifert, T., Jaroka, T. (2012) Mineralogical and geochemical investigations on selected drill core samples of the rock horizon in the Freiberg deposit district. Final report on the cooperation project with GLU Freiberg.

(25) Lecture at the Museum der Westlausitz, Kamenz - Th. Seifert (2012) "Rohstoffe in Sachsen - Chancen für die Zukunft", 10.05.2011

(24) Dittrich, T., Seifert, T., Gutzmer, J. (2010). Gallium. TU Bergakadamie Freiberg, Final Report for Bosch GmbH/Germany, 137p.

(23) Final report to the excursion "Ore Deposits and Geology of Peru - September/October 2009". TUBA Freiberg, Division of Economic Geology and Petrology and SEG Student Chapter Freiberg, Eds. Seifert, Th., Rode, S.: 120 pp. and Appendix.

(22) Sandmann, D, Gutzmer, J., Seifert, T. (2010). Regional provenance of Sn and W ores from the Ore Deposit Province of the Erzgebirge, Germany. TU Bergakademie Freiberg, Final Report contract no. 203-4500050888 for Federal Institute of Geosciences and Natural Resources / Germany: 39 pp and appendix.

(21) Sandmann, D., Seifert, T., Gutzmer, J. (2009). Beaver Brook Antimony Mine, Central Newfoundland, Province of Newfoundland and Labrador, Canada - TU Bergakademie Freiberg, Final Report contract no. 200-4500043979 for Federal Institute of Geosciences and Natural Ressources / Germany: 36 p. and Appendix

(20) Lagerstätten von Peru - Vorexkursionsbericht, TU Bergakademie Freiberg, Bereich Lagerstättenlehre und Petrologie, Eds.: Reiter, K., Schöpa, A., Seifert, Th., 2009: 105 pp.

(19) Sandmann, D., Gusat, O., Gutzmer, J., Seifert, T., Drebenstedt, C. (2009). ANTIMONY - Economic Geology, Distribution and Supply of Resources, Aspects of Geochemistry and Environmental Geology - TU Bergakademie Freiberg, Final Report contract no. 200-4500043979 for Federal Institute of Geosciences and Natural Ressources / Germany: 131 pp.

(18) Seifert, T. (2007). Metallogenetic significance of calc-alkali (CA) lamprophyres - contribution to the genesis and exploration of Sn-W-Mo, Ag polymetallic and U deposits on the NW margin of the Bohemian Massif (Germany, Czech Republic). Cumulative Habilitation, TU Bergakademie Freiberg, 541 p.

(17) Seifert, T., Christie, D. (2002). Chapter 9: Hydrothermalism. In Werner, R. (ed.), RV Sonne Cruise Report SO-158 (Multidisciplinary Examination of Galápagos Plume Ridge Ineraction (MEGAPRINT)). Geomar Report 104, GEOMAR, Kiel: 40-44.

(16) Uhlig, S., Kindermann, A., Seifert, T., Fiedler, F., Herzig, P. (2001) Platinum Metal Leadership of Ni-Cu Sulphide Mineralisation in the Lusatian Anticlinal Zone. Berichte zur Lagerstätten- und Rohstoffforschung, 45. Federal Institute for Geosciences and Natural Resources, Hanover: 68 pp.

(15) Seifert, T., Herzig, P., Becker, K.P., Höppner, B., Franz, L., Littmann, S. (2001). Hydrothermal fluid evolution, material balancing and special biological activity in the North Fiji Basin (HYFIFLUX II), Subproject: Petrographic, petrochemical and isotope geochemical investigations on back-arc volcanites of the North Fiji Basin. Final report on BMBF project 03G0134, Freie Universität Berlin, compiled by A. Koschinsky: 53-99.

(14) Freier, A., Seifert, T., Tichomirowa, M., Leonhardt, D. (2000). Pb/Pb single zircon age dating on lamprophyres and granites of the Westerzgebirge. Unpublished. Report, TU Bergakademie Freiberg, Sächsisches Landesamt für Umwelt und Geologie Dresden: 30 p. + Appendix.

(13) Herzig, P., Stoffers, P., Hannington, M., Petersen, S., Beaudoin, Y., Becker, K.-P., Bewley, C., Dählmann, A., Franz, L., Fretzdorff, S., Hekinian, R., Höppner, B., Jonasson, I.R., Keller, R., Konschak, A., Kuhn, T., Reimann, C., Sahling, H., Schmaljohann, R., Schwarz-Schampera, U., Seifert, T., Stammer, K., Sühling, J., Wagner, M., and Worthington, T. (2001). Volcanism, Hydrothermal Processes and Faunal Communities at Shallow Submarine Volcanoes, Bransfield Back-arc, Antartica. R/V Sonne Cruise Report SO-155 (BMBF grant 03G0155A). 113 p. + Appendix.

(12) Niederschlag, E., Seifert, Th., Pernicka, E. (2000). Investigations on prehistoric non-ferrous metal extraction in the Erzgebirge using geochemical methods. Report on the DFG project Pe 405/8, TU Bergakademie Freiberg, Chair of Archaeometallurgy, Chair of Deposit Theory and Leibniz Laboratory for Applied Marine Research: 28 p. + Appendix.

(11) Seifert, T., et al. (1999). Deposit geological-petrological excursion to Namibia. Pre- and post-excursion report, compiled by Th. Seifert, D. Sandmann, L. Franz, TU Bergakademie Freiberg, Institute of Mineralogy: 204 p.

(10) Lehmann, F., Hambeck, L., Linkert, K.H., Lutze, H., Reiber, H., Reinisch, A., Renner, H.J., Seifert, T., Wolf, F. (1998). Exposure to ionising radiation in uranium ore mines in the former GDR. Published final report, Hauptverband der gewerblichen Berufsgenossenschaften, Sankt Augustin, Bergbau-Berufsgenossenschaft, Bochum: 484 p.

(9) Seifert, T. (1997) in Herzig, P., Suess, E., Linke, P., et al. (1997). HYDROTRACE - Juan de Fuca Ridge, NE Pacific. R/V Sonne Cruise Report SO-109, Geomar Report, 58, Kiel. 250 p.

(8) Seifert, T., Reinisch, A., Linkert, K.-H., Meyer, H., Lehmann, F. (1996). Geological and deposit economic baseline data for the assessment of health hazards of miners in uranium mining in the GDR for the period 1945-1965. Unpublished. Final report, TU Bergakademie Freiberg, Bergbau-Berufsgenossenschaft Bochum, Gera: 7450 p., 6 appendix volumes, 210 tables.

(7) Seifert, T. (1996) in Halbach et al. (1996). Hydrothermalism in the North Fiji Basin: Evolution of Mineral Formation and Zonation, Special Biological Activity - HYFIFLUX Part I. RV Sonne Cruise Report SO-99 (BMBF grant 03G0099B), Freie Universität Berlin, compiled by M. van Gerven: 51-66.

(6) Seifert, T., Baumann, L. (1994). Complex investigations of the post-kinematic, late Variscan magmatism and mineralisation in the Middle Erzgebirge and the Vorerzgebirgs-Senke - basics for a regional metallogenetic comparison of a basin and anticlinal area. Final report on the DFG project Ba 1186/1, TU Bergakademie Freiberg, Chair of Mineralogy: 47 p.

(5) Seifert, T. (1994). Zur Metallogenie des Lagerstättendistriktes Marienberg (Ostteil des Mittel-erzgebirgischen Antiklinalbereiches).- Dissertation, TU Bergakademie Freiberg, Fachbereich Geowissenschaften: 174 p. and 5 enclosures. Published in 7 fiches. DHS 2332, Deutsche Hochschulschriften, Mikroedition. Verlag Dr. Hänsel-Hohenhausen, Frankfurt a. M., Germany, 1996. ISBN 3-8267-2332-5.

(4) Seifert, T., Josiger, U. (1989). Gold indications in ores of the Zn-Sn-Cu sequence of the kb formation in the Marienberg-Annaberg area (Mittelerzgebirgische Antiklinalzone). In U. Josiger (ed.), unpubl. Bericht, Edelmetallperspektivität auf dem Gebiet der DDR, Institut für mineralische Rohstoff- und Lagerstättenwirtschaft, Dresden: 98-106.

(3) Seifert, T. (1988). Montangeological old mining analysis of the eastern part of the Middle Ore Mountains anticlinal area (area: Drebach-Wiesa-Wolkenstein-Marienberg-Pobershau-Rübenau-Reitzenhain). Unpublished. Bericht im Industrieprojekt (Montangeologisch-metallogenetische Explorationstudie zur Höffigkeit von Sn-, Polymetallsulfid-, U-, Ag-, und Spat-Vorkommen im Ostteil des Mittelerzgebirgischen Antiklinalbereiches), Lehrstuhl für Lagerstättenlehre, Bergakademie Freiberg: 820 p., 200 Anlagen.

(2) Seifert, T. (1985). Contribution to the typification of Sn deposits in the Erzgebirge. - unpubl. M.Sc. thesis (Diplomarbeit), Bergakademie Freiberg, Sektion Geowissenschaften: 162 p., 21 enclosures.

(1) Seifert, T. (1984). Relationships between fracturing and mineralisation in the eastern Greisenkörper of the Ehrenfriedersdorf tin ore mine. - unpubl. B.Sc. Hons thesis (Studienarbeit), Bergakademie Freiberg, Sektion Geowissenschaften: 49 p., 17 enclosures.