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ATHENA

MINERALOGY

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Mineral: QUARTZ
Formula: SiO2
Crystal System: Rhombohedral (Trigonal)
IMA Number: 1967 s.p.
References: Rykart (1989); HB2/2 (1995)
Type Locality: (famous classic locality: Gotthard massif -Uri, Valais, Grischun and Ticino cantons-, Switzerland)
Quartz, in septaria
Orpierre, Drôme, F
Photo and Coll. W. Kubli.
See also: athena.unige.ch -> mineral pictures

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