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Jacobsite & Native Copper

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SHS138307

Jacobsite & Native Copper

Description Tabs

Description
Locality: 
Jakobsberg Mine, Nordmark, Filipstad, Värmland County, Sweden
Size Range: 
Miniature (4.5-7 cm)
Size: 
6 × 5 × 3.1 cm
Description

Jakobsite and native copper in matrix

Mineral Data
What's on the rock

Jacobsite

Formula: 
Mn2+Fe3+2O4
Strunz: 
4.BB.05
Crystal System: 
Isometric
Hardness: 
5.5 - 6.5
Type Locality: 
Jakobsberg Mine, Nordmark (Nordmarksberg), Filipstad, Värmland, Sweden

Copper

Formula: 
Cu
Strunz: 
1.AA.05
Crystal System: 
Isometric
Hardness: 
2.5 - 3.0