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ATHENA

MINERALOGY

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Mineral:ERDITE
Formula:NaFeS2 · 2H2O
Crystal System:Monoclinic
Strunz Nr:2/F.09-10
References:AM 65 (1980), 509; HB1 (1990)
Type Locality:Coyote Peak, Orick, Humboldt Co., California, USA

Erdite (pink, 2mm)
Coyote Peak, Orick, Humboldt Co, California, USA
Picture given by G.K. Czamanske to R. C. Erd
Thin section, plain polarized light, from the original material.
See also: athena.unige.ch -> mineral pictures

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