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Orthopinakiolite

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JYJ214135

Orthopinakiolite

Type Locality

Description Tabs

Description
Locality: 
Långban, Filipstad, Värmland County, Sweden
Size Range: 
Small miniature (3-4.5 cm)
Size: 
3.3 × 3 × 1.8 cm
Description

Brown-black elongated orthopinakiolite from the type and only locality so far.

Mineral Data
What's on the rock

Orthopinakiolite

Formula: 
(Mg,Mn2+)2Mn3+(BO3)O2
Strunz: 
6.AB.40
Hardness: 
6.0
Type Locality: 
Långban, Filipstad, Värmland, Sweden