ATHENA MINERALOGY |
Mineral: | BEIDELLITE |
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Formula: | (Na,Ca0,5)0,3Al2(Si,Al)4O10(OH)2.nH2O |
Crystal System: | Monoclinic |
Group: | Smectite group |
IMA Number: | 1925 |
References: | AM 47 (1962), 137; HB2/1 (1995) |
Type Locality: | Beidell, Saguache Co., Colorado, USA |
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