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Richterite

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JYJ721527

Richterite

Description Tabs

Description
Locality: 
Långban, Filipstad, Värmland County, Sweden
Class: 
Crystals on Matrix
Size Range: 
Miniature (4.5-7 cm)
Size: 
6.3 × 4.3 × 3.8 cm
Description

Large yellow richterite crystals up to 0.5cm in matrix. Comes with the copy of an old label dating to 1972. Historic specimen. 

 

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