ATHENA MINERALOGY |
Mineral: | TUMCHAITE |
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Name: | Тумчаит |
Formula: | Na2(Zr,Sn)Si4O11.2H2O |
Crystal System: | Monoclinic |
IMA Number: | 1999-041 |
References: | AM 85 (2000), 1516; MR 32/5 (2001), 419 |
Type Locality: | Vuoriyarvi (Vuorijärvi) massif, North Karelia, Murmansk region, Kola Peninsula, Russia |
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