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ATHENA MINERALOGY |
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ATHENA MINERALOGY |
| Mineral: | BANNISTERITE |
| Formula: | KCa(Mn,Fe2+,Zn)21(Si,Al)32O76(OH)16 · 12H2O |
| Crystal System: | Monoclinic |
| Strunz Nr: | 8/H.17-10 |
| Group: | Smectite group |
| References: | NJMA 164 (1992), 169; HB2/1 (1995) |
| Type Locality: | Benallt mine, Rhiw, Lleyn Peninsula, Caernavonshire (Gwynedd), Wales, United Kingdom |
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