|
ATHENA
MINERALOGY |
| Mineral: | NENADKEVICHITE |
| Formula: | Na8-xNb4(Si4O12)2(O,OH)4 · 8H2O |
| Crystal System: | Orthorhombic |
| Strunz Nr: | 8/E.07-20 |
| Group: | Labuntsovite Group |
| References: | NJMM (1986), 49; HB2/2 (1995); DAN 358 (1998), 517; CM 37 (2000), 901; EJM 14 (2002), 165; AM 87 (2002), 1732 |
| Type Locality: | Kola Peninsula, Russia |