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Franklinite

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SHS894505

Franklinite

Description Tabs

Description
Locality: 
Kupferkammer Smelter Slag Locality, Hettstedt, Mansfeld Basin, Saxony - Anhalt, Germany
Class: 
Crystals on Matrix
Size Range: 
Thumbnail (1-3cm)
Size: 
1.6 × 1.6 × 1.5 cm
Description

Nice franklinite on 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