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Jacobsite

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SHS961861

Jacobsite

Description Tabs

Description
Locality: 
Mangruvan, Nyberget, Lindesberg, Örebro County, Sweden
Class: 
Massive/Crystalline
Size Range: 
Small cabinet (7-10 cm)
Size: 
8 × 3 × 1 cm
Description

Rich jacobsite 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