Moving mountains for you
Switch currency

Current Live Auctions

Current Live Fixed Price Sales

Jacobsite

Views:
Watches:
ESM546943

Jacobsite

Type Locality

Description Tabs

Description
Locality: 
Jakobsberg Mine, Nordmark, Filipstad, Värmland County, Sweden
Class: 
Crystals on Matrix
Size Range: 
Small miniature (3-4.5 cm)
Size: 
1.4 × 3.8 × 1.8 cm
Description

Lustrous black metallic jacobsite crystals 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
Item Toolbox