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Nontronite Var Chrome-Nontronite

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SHS190343

Nontronite Var Chrome-Nontronite

Description Tabs

Description
Locality: 
Steinrinnen Quarry, Kürn, Bernhardswald, Upper Palatinate, Bavaria, Germany
Size Range: 
Thumbnail (1-3cm)
Size: 
2 × 1.6 × 1.4 cm
Description

Chrome nontronite on matrix

Mineral Data
What's on the rock

Nontronite

Formula: 
Na0.3Fe2((Si,Al)4O10)(OH)2·nH2O
Strunz: 
9.EC.40
Hardness: 
1.5 - 2.0
Type Locality: 
Saint-Pardoux-la-Rivière, Dordogne, Aquitaine, France

Chrome-Nontronite

Variety Of: 

Nontronite

Formula: 
Na0.3Fe2((Si,Al)4O10)(OH)2·nH2O
Strunz: 
9.EC.40
Hardness: 
1.5 - 2.0
Hardness: 
0.0