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Publications
Helmholtz Centre Potsdam
GFZ German Research Centre for Geosciences
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Sirbescu, M.-L. C.; Krukowski, E. G.; Schmidt, C.; Thomas, R.; Samson, I. M.; Bodnar, R. J. (2013): Analysis of boron in fluid inclusions by microthermometry, laser ablation ICP-MS, and Raman spectroscopy: Application to the Cryo-Genie Pegmatite, San Diego County, California, USA. Chemical Geology, 342, 138-150.
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Thomas, R.; Davidson, P. (2012): Evidence of a water-rich silica gel state during the formation of a simple pegmatite. Mineralogical Magazine, 76, 7, 2785-2801.
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Thomas, R.; Davidson, P. (2012): The application of Raman spectroscopy in the study of fluid and melt inclusions. Zeitschrift der Deutschen Gesellschaft für Geowissenschaften, 163, 2, 113-126.
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Thomas, R.; Davidson, P. (2012): Water in granite and pegmatite-forming melts. Ore Geology Reviews, 46, 32-46.
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Thomas, R.; Davidson, P.; Beurlen, H. (2012): The competing models for the origin and internal evolution of granitic pegmatites in the light of melt and fluid inclusion research. Mineralogy and Petrology, 106, 55-73.
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Seifert, W.; Rhede, D.; Thomas, R.; Förster, H.-J.; Lucassen, F.; Dulski, P.; Wirth, R. (2011): Distinctive properties of rock-forming blue quartz: inferences from a multi-analytical study of submicron mineral inclusions. Mineralogical Magazine, 75, 4, 2519-2534.
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Thomas, R.; Davidson, P.; Beurlen, H. (2011): Tantalite-(Mn) from the Borborema Pegmatite Province, northeastern Brazil: conditions of formation and melt- and fluid-inclusion constraints on experimental studies. Mineralium Deposita, 46, 749-759.
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Thomas, R.; Davidson, P.; Schmidt, C. (2011): Extreme alkali bicarbonate- and carbonate-rich fluid inclusions in granite pegmatite from the Precambrian Rønne granite, Bornholm Island, Denmark. Contributions to Mineralogy and Petrology, 161, 315-329.
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Thomas, R.; Webster, J. D.; Davidson, P. (2011): Be-daughter minerals in fluid and melt inclusions: implications for the enrichment of Be in granite-pegmatite systems. Contributions to Mineralogy and Petrology, 161, 483-495.
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Hurai, V.; Janák, M.; Thomas, R. (2010): Fluid-assisted retrogression of garnet and P-T history of metapelites from HP/UHP metamorphic terrane (Pohorje Mountains, Eastern Alps). Contributions to Mineralogy and Petrology, 160, 203-218.
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Kempe, U.; Thomas, S.-M.; Geipel, G.; Thomas, R.; Plötze, M.; Böttcher, R.; Grambole, G.; Hoentsch, J.; Trinkler, M. (2010): Optical absorption, luminescence, and electron paramagnetic resonance (EPR) spectroscopy of crystalline to metamict zircon: Evidence for formation of uranyl, manganese, and other optically active centers. American Mineralogist, 95, 2-3, 335-347.
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Seifert, W.; Thomas, R.; Rhede, D.; Förster, H.-J. (2010): Origin of coexisting wüstite, Mg-Fe and REE phosphate minerals in graphite-bearing fluorapatite from the Rumburk granite. European Journal of Mineralogy, 22, 4, 495-507.
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Thomas, R.; Davidson, P. (2010): Hambergite-rich melt inclusions in morganite crystals from the Muiane pegmatite, Mozambique and some remarks on the paragenesis of hambergite. Mineralogy and Petrology, 100, 3-4, 227-239.
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Lukkari, S.; Thomas, R.; Haapala, I. (2009): Crystallization of the Kymi topaz granite stock within the Wiborg Rapakivi granite batholith, Finland: evidence from melt inclusions. Canadian Mineralogist, 47, 6, 1359-1374.
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Seifert, W.; Rhede, D.; Förster, H.-J.; Thomas, R. (2009): Accessory minerals as fingerprints for the thermal history and geochronology of the Caledonian Rumburk granite. Neues Jahrbuch für Mineralogie Abhandlungen, 186, 2, 215-233.
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Thomas, R. (2009): Book review : Pegmatites by David London, publ. by the Mineralogical Association of Canada. Gems & Gemology, 45, 1, 52-52.
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Thomas, R.; Davidson, P.; Badanina, E. (2009): A melt and fluid inclusion assemblage in beryl from pegmatite in the Orlovka amazonite granite, East Transbaikalia, Russia: implications for pegmatite-forming melt systems. Mineralogy and Petrology, 96, 3-4, 129-140.
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Thomas, R.; Davidson, P.; Rhede, D.; Leh, M. (2009): The miarolitic pegmatites from the Königshain: a contribution to understanding the genesis of pegmatites. Contributions to Mineralogy and Petrology, 157, 4, 505-523.
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Thomas, S.-M.; Koch-Müller, M.; Reichart, P.; Rhede, D.; Thomas, R.; Wirth, R.; Matsyuk, S. (2009): IR calibrations for water determination in olivine, r-GeO2, and SiO2 polymorphs. Physics and Chemistry of Minerals, 36, 489-509.
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Anderson, A. J.; Wirth, R.; Thomas, R. (2008): The alteration of metamict zircon and its role in the remobilization of high-field-strength elements in the Georgeville Granite, Nova Scotia. The Canadian Mineralogist, 46, 1, 1-18.
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Hurai, V.; Lexa, O.; Schulmann, K.; Montigny, R.; Prochaska, W.; Frank, W.; Konecny, P.; Král, J.; Thomas, R.; Chovan, M. (2008): Mobilization of ore fluids during Alpine metamorphism: evidence from hydrothermal veins in the Variscan basement of Western Carpathians, Slovakia. Geofluids, 8, 3, 181-207.
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Hurai, V.; Prochaska, W.; Lexa, O.; Schulmann, K.; Thomas, R.; Ivan, P. (2008): High-density nitrogen inclusions in barite from a giant siderite vein: implications for Alpine evolution of the Variscan basement of Western Carpathians, Slovakia. Journal of Metamorphic Geology, 26, 4, 487-498.
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Naumov, V. B.; Kamenetsky, V. S.; Thomas, R.; Kononkova, N. N.; Ryzhenko, B. N. (2008): Inclusions of Silicate and Sulfate Melts in Chrome Diopside from the Inagli Deposit, Yakutia, Russia. Geochemistry International, 46, 6, 554-564.
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Thomas, R.; Davidson, P.; Hahn, A. (2008): Ramanite-(Cs) and ramanite-(Rb): New cesium and rubidium pentaborate tetrahydrate minerals identified with Raman spectroscopy. American Mineralogist, 93, 7, 1034-1042.
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Thomas, S.-M.; Koch-Müller, M.; Kahlenberg, V.; Thomas, R.; Rhede, D.; Wirth, R.; Wunder, B. (2008): Protonation in germanium equivalents of ringwoodite, anhydrous phase B, and superhydrous phase B. American Mineralogist, 93, 8-9, 1282-1294.
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Anderson, A. J.; Wirth, R.; Thomas, R. (2007): The alteration of zircon and its role in the remobilization of high field strength elements in the Georgeville granite, Nova Scotia. Geochimica et Cosmochimica Acta, 71, 15, Suppl. 1, A26.
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Hurai, V.; Huraiova, M.; Konecný, P.; Thomas, R. (2007): Mineral-melt-fluid composition of carbonate-bearing cumulate xenoliths in Tertiary alkali basalts of southern Slovakia. Mineralogical Magazine, 71, 1, 63-79.
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Thomas, R.; Davidson, P. (2007): Progress in the determination of water in glasses and melt inclusions with Raman spectroscopy: A short review. Acta Petrologica Sinica, 23, 1, 15-20.
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Marko, F.; Hurai, V.; Dyda, M.; Almeida, G.; Prochaska, W.; Thomas, R. (2006): Tectonic and fluid inclusion constraints on the origin of quartz veins with giant crystals in the Tocantins structural province (Cristalandia, central Brazil). Journal of South American Earth Sciences, 21, 3, 239-251.
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Rickers, K.; Thomas, R.; Heinrich, W. (2006): The behavior of trace elements during the chemical evolution of the H2O-, B-, and F-rich granite-pegmatite-hydrothermal system at Ehrenfriedersdorf, Germany; a SXRF study of melt and fluid inclusions. Mineralium Deposita, 41, 3, 229-245.
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Thomas, R.; Webster, J. D.; Rhede, D.; Seifert, W.; Rickers, K.; Förster, H.-J.; Heinrich, W.; Davidson, P. (2006): The transition from peraluminous to peralkaline granitic melts: Evidence from melt inclusions and accessory minerals. Lithos, 91, 1-4, 137-149.
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Gurenko, A. A.; Trumbull, R. B.; Thomas, R.; Lindsay, J. M. (2005): A melt inclusion record of volatiles, trace elements and Li-B isotope variations in a single magma system from the Plat Pays Volcanic Complex, Dominica, Lesser Antilles.. Journal of Petrology, 46, 12, 2495-2526.
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Schmidt, C.; Thomas, R.; Heinrich, W. (2005): Boron speciation in aqueous fluids at 22 to 600°C and 0.1 MPa to 2 GPa. Geochimica et Cosmochimica Acta, 69, 2, 275-281.
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Thomas, R.; Förster, H.-J.; Rickers, K.; Webster, J. D. (2005): Formation of extremely F-rich hydrous melt fractions and hydrothermal fluids during differentiation of highly evolved tin-granite magmas: a melt/fluid-inclusion study. Contributions to Mineralogy and Petrology, 148, 5, 582-601.
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Trinkler, M.; Monecke, T.; Thomas, R. (2005): Constraints on the genesis of yellow fluorite in hydrothermal barite-fluorite veins of the Erzgebirge, Eastern Germany: Evidence from optical absorption spectroscopy, rare earth element data, and fluid inclusion investigations.. Canadian Mineralogist, 43, 3, 883-898.
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Horsfield, B.; Schulz, H.-M.; Aplin, A. C.; Doornenbal, H.; Moretti, I.; Lorant, F.; Maio, F.; Thomas, R. (2010): Shale gas research: the way forward for Europe.. Oilfield Technology, 3, 2, 14-18.
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Beurlen, H.; Rhede, D.; da Silva, M. R. R.; Thomas, R.; do Pinho Guimaraes, I. (2009): Petrography, Geochemistry and Chemical Electron Microprobe U-Pb-Th Dating of Pegmatitic Granites in Borborema Province, North-Eastern Brazil: a Possible Source of the Rare Element Granitic Pegmatites. Terræ, 6, 1, 59-71.
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Müller, A.; Thomas, R. J. (2009): Wachstumsstrukturen und chemische Zonierung von Quarz - ein Archiv der Magmenentwicklung spät-Herzynischer Granite und Rhyolithe des Erzgebirges. Zeitschrift für geologische Wissenschaften, 37, 4-5, 319-341.
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Thomas, R. (2009): What can melt and fluid inclusion tell us about pegmatite-forming processes?. Estudos Geológicos, 19, 2, 15-19.
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Kvasnytsya, V. M.; Machulina, S. O.; Voznyak, D. K.; Thomas, R.; Mel'nykov, V. S.; Vishnevskyi, O. A.; Kvasnytsya, I. V.; Gurnenko, I. V. (2008): Native copper in fulgurite from the south-west Donbas. Proceedings of the Ukrainian Mineralogical Society, 5, 145-148.
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Thomas, R.; Davidson, P. (2008): Water and melt/melt immiscibility, the essential components in the formation of pegmatites; evidence from melt inclusions. Zeitschrift für geologische Wissenschaften, 36, 347-364.
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Thomas, R.; Davidson, P. (2006): Progress in the determination of water in glasses and melt inclusions with Raman spectroscopy: A short review. Zeitschrift für Geologische Wissenschaften, 34, 3-4, 159-163.
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Kvasnytsya, V. M.; Taran, M.; Wirth, R.; Wiedenbeck, M.; Thomas, R.; Ilchenko, K. O.; Lupashko, T. M. (2005): New data about Ukrainian diamonds. Mineralogical Journal (Ukraine), 27, 4, 47-58.
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Gilg, H. A.; Thomas, R. (2011): The inside story of topaz. - In: Staebler, G.; Hansen, S.; Liebetrau, S.; Clifford, J. (Eds.), extraLapis No. 14: Topaz - Perfect Cleavage, 88-93.
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Thomas, R. (2009): Freunde und Kollegen über Felix Grigorievich Reif. - In: Reif, F. G. (Eds.), Die Bedingungen und Mechanismen der Bildung granitischer Erz-Magmen-Systeme. Ausgewählte wissenschaftliche Arbeiten., Kremenetsky, 475-476.
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Thomas, R.; Webster, J. D.; Davidson, P. (2006): Understanding pegmatite formation: The melt and fluid inclusion approach.. - In: Webster, J. D. (Eds.), Melt inclusions in plutonic rocks, Mineralogical Association of Canada, 189-210.
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Webster, J. D.; Thomas, R. (2006): Silicate melt inclusions in felsic plutons: A synthesis and review.. - In: Webster, J. D. (Eds.), Melt inclusions in plutonic rocks, Mineralogical Association of Canada, 165-188.
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Badanina, E. V.; Thomas, R.; Syritso, L. F. (2010): Contribution to understanding the genesis of ore-bearing rare-metal granites based on the melt and fluid inclusions study. Asian Current Research on Fluid Inclusions, 3rd Biennial Conference Asian Current Research on Fluid Inclusions (ACROFI III) & XIV International Conference on Thermobarogeochemistry (TBG XIV) (Novosibirsk, Russia 2010), 20-21.
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Badanina, E. V.; Thomas, R.; Syritso, L. F. (2010): Possible mechanisms for the trace elements concentration during the evolution of volatile-saturated granitoid magmas. IMA 2010 - 20th General Meeting of the International Mineralogical Association (Budapest, Hungary 2010), 612.
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Borisova, A. Y.; Thomas, R.; Courtieu, C.; Guillaume, D.; Salvi, S. (2010): Boron, Rare-Metal (Li, Be, V, Zn, Ga, Rb, Sr, Y, Zr, Nb, Cd, Sn, Cs, Ba, REE, Ta, Pb, Th, U) and Metalloid (As, Sb) Concentrations in Melt Inclusions by in-situ Femtosecond LA-ICP-MS: Evidence for Extreme Enrichment and Heterogeneity of Peraluminous Melts. 13th International Conference on Experimental Mineralogy, Petrology, Geochemistry (EMPG) (Toulouse, France 2010).
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Lukkari, S.; Thomas, R. (2010): The presence of two mutually immiscible melts during the late-stage crystallization of the Kymi topaz granite stock, Finland: evidence from melt and fluid inclusions. IMA 2010 - 20th General Meeting of the International Mineralogical Association (Budapest, Hungary 2010), 524.
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Thomas, R.; Davidson, P. (2010): Fluid and melt inclusion: windows to hidden pegmatite-forming processes. IMA 2010 - 20th General Meeting of the International Mineralogical Association (Budapest, Hungary 2010), 604.
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Badanina, E. V.; Syritso, L. F.; Thomas, R. (2008): Melt inclusions are the key for improvement of genetic conceptions for ore-bearing rare metal granites. Proceedings, 2nd Meeting of Asian current Research on Fluid Inclusions - ACROFI-2 (Kharagpur, India 2008), 19-21.
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Badanina, E. V.; Tolmacheva, E. V.; Syritso, L. F.; Thomas, R.; Volkova, E. V. (2008): Reconstruction of mineral forming environments and formation conditions of volcano-plutonic association Sherlovaya Gora ore unit in East Transbaikalia: a case of melt and fluid inclusions in quartz. 13th All-Russian conference on thermobarogeochemistry in conjunction with the 4th APIFIS symposium (Moscow, Russia 2008), 78-81.
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Thomas, R.; Davidson, P. (2008): Water and melt/melt immiscibility, the essential components in the formation of pegmatites. 13th All-Russian conference on thermobarogeochemistry in conjunction with the 4th APIFIS symposium (Moscow, Russia 2008), 176-179.
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Thomas, R.; Davidson, P. (2007): The formation of granitic pegmatites from the viewüoint of melt and fluid inclusions and new experimental work. 'Granitic Pegmatites : the State of the Art' International Symposium (Porto, Portugal 2007), 13-16.
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Naumov, V.; Kamenetsky, V.; Thomas, R. (2006): A record of alkali silicate-sulphate melts trapped as inclusions in chromium diopside (Inagly deposit, Yakutia, Russia).. 1st Meeting Asian Current Research on Fluid Inclusions ( (ACROFI I) (Nanjing 2006), 148-149.
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Schmidt, C.; Thomas, R.; Veksler, I. V. (2006): Low-temperature alkali silicate melt and fluid in the system Na2O-K2O-Al2O3-SiO2-H2O. 16th Annual VM Goldschmidt Conference (Melbourne, Australia 2006).
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Thomas, R. (2006): Progress in the determination of water in glasses and melt inclusions with Raman spectroscopy.. 1st Meeting Asian Current Research on Fluid Inclusions ( (ACROFI I) (Nanjing 2006), 227-229.
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Veksler, I. V.; Schmidt, C.; Thomas, R. (2006): Phase equilibria in the peralkaline portion of the Na2O-K2O-Al2O3-SiO2-H2O system up to 1.2 GPa. AGU, GS, MAS, MSA, SEG, and UGM Joint Assembly (Baltimore, Maryland 2006).
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Rickers, K.; Thomas, R.; Heinrich, W. (2005): The chemical evolution of a water-, B- and F-rich granite-pegmatite system related to a Sn-W mineralization: a melt/fluid inclusion study. 18th European Current Research on Fluid Inclusions (ECROFI) (Siena 2005).
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Romer, R. L.; Thomas, R. (2005): U-Pb dating of micro-inclusions: The age of the Ehrenfriedersdorf tin deposit (Erzgebirge, Germany).. Mineral Deposit Research: Meeting the Global Challenge : Proceedings of the Eighth Biennial SGA Meeting, Beijing, China, 18 - 21 August 2005, 8th Biennial SGA Meeting (Beijing, China 2005), 817-820.
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Veksler, I. V.; Thomas, R.; Schmidt, C. (2005): Phase equilibria in the peralkaline portion of the system Na2O-K2O-Al2O3-SiO2-H2O up to 1.2 Gpa. PERALK 2005, Workshop on Peralkaline Rocks (Tübingen 2005).
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Lukkari, S.; Thomas, R.; Haapala, I. (2007): Magmatic evolution of the Kymi topaz granite stock within the Wiborg rapakivi granite batholith, Finland: a melt inclusion study. Publications of the Department of Geology D12, University of Helsinki.
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