Locality type: | Caldera |
Classification |
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Species: | Bultfonteinite |
Formula: | Ca2(HSiO4)F · H2O |
Confirmation |
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Validity: | Believed Valid |
Data |
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Mineral Data: | Click here to view Bultfonteinite data |
Locality Data: | Click here to view Upper Chegem volcanic caldera (Verkhnechegemskaya caldera), Baksan Valley, Kabardino-Balkaria, Russia |
Data Identifiers |
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Mindat Occurrence Record ID: | 923581 |
Long-form Identifier: | 1:3:923581:6 |
GUID (UUID V4): | 2f1d848b-b625-4c6e-a0c3-fb08e8c30fac |
Localities for Bultfonteinite in this Region |
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Xenolith no. 1, Lakargi Mountain, Upper Chegem volcanic caldera (Verkhnechegemskaya caldera), Baksan Valley, Kabardino-Balkaria, Russia |
Xenolith no. 7, Lakargi Mountain, Upper Chegem volcanic caldera (Verkhnechegemskaya caldera), Baksan Valley, Kabardino-Balkaria, Russia |
Nearest other occurrences of Bultfonteinite |
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9.3km (5.8 miles) | ⓘXenolith no. 1, Lakargi Mountain, Upper Chegem volcanic caldera (Verkhnechegemskaya caldera), Baksan Valley, Kabardino-Balkaria, Russia |
References |
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Galuskin, E. V., Lazic, B., Armbruster, T., Galuskina, I. O., Pertsev, N. N., Gazeev, V. M., Wlodyka, R., Dulski, M., Dzierzanowski, P., Zadov, A. E., Dubrovinsky, L. S. (2012) Edgrewite Ca9(SiO4)4F2 - hydroxyledgrewite Ca9(SiO4)4(OH)2, a new series of calcium humite-group minerals from altered xenoliths in the ignimbrite of Upper Chegem caldera, Northern Caucasus, Kabardino-Balkaria, Russia. American Mineralogist, 97 (11) 1998-2006 doi:10.2138/am.2012.4161 Galuskin, Evgeny V., Galuskina, Irina O., Kusz, Joachim, Gfeller, Frank, Armbruster, Thomas, Bailau, Radu, Dulski, Mateusz, Gazeev, Viktor M., Pertsev, Nikolai N., Zadov, Aleksander E., Dzierżanowski, Piotr (2015) Mayenite supergroup, part II: Chlorkyuygenite from Upper Chegem, Northern Caucasus, Kabardino-Balkaria, Russia, a new microporous mineral with “zeolitic” H2O. European Journal of Mineralogy, 27 (1) 113-122 doi:10.1127/ejm/2015/0027-2419 |