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ATHENA MINERALOGY |
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ATHENA MINERALOGY |
| Mineral: | SANIDINE |
|---|---|
| Formula: | (K,Na)(Si,Al)3O8 |
| Crystal System: | Monoclinic |
| Group: | Feldspar group |
| IMA Number: | 1808 |
| References: | AM 63 (1978), 1264; HB2/2 (1995) |
| Type Locality: | Drachenfels, Eifel, Rheinland-Pfalz, Germany |
| Comments: | A high temperature disordered Al-Si orthoclase |
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