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ATHENA

MINERALOGY

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Mineral: EPIDOTE
Formula: Ca2Al2Fe3+[Si2O7][SiO4]O(OH)
Crystal System: Monoclinic
Group: Epidote supergroup. Epidote group
IMA Number: 1801
References: AM 56 (1971), 447; L 9 (1987), 6; HB2/1 (1995); EJM 18 (2006), 551
Type Locality: Bourg d’Oisans, Dauphiné, France
Epidote, on Quartz
Alp Cavrein, Grischun (Grisons), CH
Photo and Coll. W. Kubli.
See also: athena.unige.ch -> mineral pictures

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