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Grunerite & Garnet

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SHS937296

Grunerite & Garnet

Description Tabs

Description
Locality: 
Stollberg Mine, Väster Silvberg, Smedjebacken, Dalarna County, Sweden
Class: 
Massive/Crystalline
Size Range: 
Small cabinet (7-10 cm)
Size: 
7 × 6.5 × 3.5 cm
Description

Nice grunerite and garnet in matrix

Mineral Data
What's on the rock

Grunerite

Formula: 
☐{Fe2+2}{Fe2+5}(Si8O22)(OH)2
Strunz: 
9.DE.05
Hardness: 
5.0 - 6.0
Colour: 
nd
Streak: 
nd
Type Locality: 
Sarvengude ravine, Collobrières, Var, Provence-Alpes-Côte d'Azur, France...