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Tegengrenite & Manganbrucite

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SHS96245

Tegengrenite & Manganbrucite

Description Tabs

Description
Locality: 
Jakobsberg Mine, Nordmark, Filipstad, Värmland County, Sweden
Size Range: 
Thumbnail (1-3cm)
Size: 
2.5 × 1.7 × 1.5 cm
Description

Red tegengrenite with mn brucite and hausmanite 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

Manganbrucite

Variety Of: 

Brucite

Formula: 
Mg(OH)2
Strunz: 
4.FE.05
Hardness: 
2.5 - 3.0
Hardness: 
0.0