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Magnetoplumbite & Biotite Var Manganophyllite

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ESM214451

Magnetoplumbite & Biotite Var Manganophyllite

Description Tabs

Description
Locality: 
Långban, Filipstad, Värmland County, Sweden
Size Range: 
Miniature (4.5-7 cm)
Size: 
4.5 × 5.5 × 2.1 cm
Description

Black metallic magnetoplumbite in biotite matrix

Mineral Data
What's on the rock

Magnetoplumbite

Formula: 
(Pb,Mn)(Fe,Mn)12O19
Strunz: 
4.CC.45
Crystal System: 
Hexagonal
Hardness: 
6.0
Type Locality: 
Långban, Filipstad, Värmland, Sweden

Biotite

Group Parent: 
Mica Group

Manganophyllite

Variety Of: 

Biotite

Formula: 
K(Mn,Mg,Al)2-3(Al,Si)4O10(OH)2
Crystal System: 
Hexagonal
Hardness: 
0.0