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Richterite

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JYJ593774

Richterite

Description Tabs

Description
Locality: 
Siilinjärvi Mine, Siilinjärvi, Northern Savonia, Finland
Class: 
Crystals on Matrix
Size Range: 
Miniature (4.5-7 cm)
Size: 
6.8 × 4.5 × 3.5 cm
Description

Bluish-green richterite crystals in dolomite biotite matrix. 

Mineral Data
What's on the rock

Richterite

Formula: 
{Na}{CaNa}{Mg5}(Si8O22)(OH)2
Strunz: 
9.DE.20
Hardness: 
5.0 - 6.0
Streak: 
White
Type Locality: 
Långban, Filipstad, Värmland, Sweden