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ATHENA

MINERALOGY

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Mineral: DIOPTASE
Formula: CuSiO2(OH)2
Crystal System: Rhombohedral (Trigonal)
IMA Number: 1798
References: ZK 187 (1989), 15; L 5 (1994), 8; HB2/1 (1995)
Type Locality: Altyn-Tyube, Karaganda, Kyrgyzstan
Dioptase (1,3cm)
Tsumeb, Namibia
Coll. Pierre Perroud (now in NHM Geneva).
Photo Ph. Wagneur MHN Genève
See also: athena.unige.ch -> mineral pictures

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