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ATHENA

MINERALOGY

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Mineral:FERRISURITE
Formula:Pb2Ca(Fe3+,Al)2(Si,Al)4O10(OH,F)2(CO3,OH)3 · 0.5H2O
Crystal System:Monoclinic
Strunz Nr:8/H.24-20
Group:Smectite group
References:AM 77 (1992), 1107; AM 82 (1997), 416; HB2/1 (1995); NM 90-94 (1997)
Type Locality:Shirley Ann claim, Big Dodd Spring, Ubehebe distr., Inyo Co., California, USA

Ferrisurite, 1 mm
Shirley Ann Claim, Death Valley, Inyo County, California, USA
From Gene Foord type material. Photo and coll. P. Perroud
See also: athena.unige.ch -> mineral pictures

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