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Franklinite

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SHS140800

Franklinite

Description Tabs

Description
Locality: 
Garpenberg Norra Mine, Garpenberg, Hedemora, Dalarna County, Sweden
Size Range: 
Small miniature (3-4.5 cm)
Size: 
3.1 × 1.9 × 0.8 cm
Description

Franklinite in richterite matrix

Mineral Data
What's on the rock

Franklinite

Formula: 
Zn2+Fe3+2O4
Strunz: 
4.BB.05
Crystal System: 
Isometric
Hardness: 
5.5 - 6.0
Colour: 
Black
Type Locality: 
Sterling Mine, Sterling Hill, Ogdensburg, Franklin Mining District, Sussex Co., New Jersey, USA