|
ATHENA
MINERALOGY |
| Mineral: | TUMCHAITE |
| Formula: | Na2(Zr,Sn)Si4O11 · 2H2O |
| Crystal System: | Monoclinic |
| Strunz Nr: | 8/F.34-40 |
| References: | AM 85 (2000), 1516; MR 32/5 (2001), 419 |
| Type Locality: | Vuoriyarvi (Vuorijärvi) massif, North Karelia, Murmansk region, Kola Peninsula, Russia |