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Spinel Var Hercynite

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SHS677075

Spinel Var Hercynite

ex. dealer stock Peter Bosse (Kassel/Germany)

Description Tabs

Description
Locality: 
Rössing Mountains, Arandis, Erongo Region, Namibia
Class: 
Crystals on Matrix
Size Range: 
Thumbnail (1-3cm)
Size: 
1.5 × 1.2 × 0.8 cm
Description

Hercynite crystals on matrix

Mineral Data
What's on the rock

Spinel

Formula: 
MgAl2O4
Strunz: 
4.BB.05
Crystal System: 
Isometric
Hardness: 
7.5 - 8.0

Hercynite

Formula: 
Fe2+Al2O4
Strunz: 
4.BB.05
Hardness: 
7.5
Type Locality: 
Poběžovice (Ronsperg; Ronsberg; Ronsperk), Plzeň Region, Bohemia (Böhmen; Boehmen), Czech Republic