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Tegengrenite

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SHS752338

Tegengrenite

Description Tabs

Description
Locality: 
Jakobsberg Mine, Nordmark, Filipstad, Värmland County, Sweden
Class: 
Massive/Crystalline
Size Range: 
Small miniature (3-4.5 cm)
Size: 
3 × 2.7 × 1.8 cm
Description

Nice tegengrenite in matrix

Mineral Data
What's on the rock

Tegengrenite

Formula: 
(Mg,Mn2+)2Sb5+0.5(Mn3+,Si,Ti)0.5O4
Strunz: 
4.BB.20
Crystal System: 
Trigonal
Hardness: 
0.0
Type Locality: 
Jakobsberg Mine, Nordmark (Nordmarksberg), Filipstad, Värmland, Sweden