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Siderite & Greenalite

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HCH543498

Siderite & Greenalite

Description Tabs

Description
Locality: 
Salsigne Mine, Salsigne, Aude, Occitanie, France
Class: 
Crystals on Matrix
Size Range: 
Thumbnail (1-3cm)
Size: 
2.5 × 2 × 2 cm
Largest Crystal: 
0.05cm
Description

Beige crystals of Sideritein parageneses of redbrown Greenalite on massive Pyrite.

Mineral Data
What's on the rock

Siderite

Formula: 
FeCO3
Strunz: 
5.AB.05
Crystal System: 
Trigonal
Hardness: 
3.5 - 4.5
Streak: 
White

Greenalite

Formula: 
Fe2-3(Si2O5)(OH)4
Strunz: 
9.ED.15
Hardness: 
2.5
Type Locality: 
Biwabik, Mesabi Range, St. Louis Co., Minnesota, USA

Seller Information

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