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Corundophilite

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Corundophilite

Description Tabs

Description
Locality: 
Chester Emery Mines, Hampden County, Massachusetts, United States of America
Class: 
Crystal Group/Cluster
Size Range: 
Small miniature (3-4.5 cm)
Size: 
3.4 × 2.5 × 2.2 cm
Description

dark emerald green crystals, a variety of chamosite

Mineral Data
What's on the rock

Corundophilite

Variety Of: 

Chamosite

Formula: 
(Fe2+,Mg)5Al(AlSi3O10)(OH)8
Strunz: 
9.EC.55
Hardness: 
3.0
Formula: 
(Mg,Fe,Al)6(Si,Al)4O10(OH)8
Hardness: 
0.0