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Cryptomelane

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SHS737280

Cryptomelane

Description Tabs

Description
Locality: 
Schöne Aussicht Mine, Dernbach, Neuwied, Rhineland-Palatinate, Germany
Class: 
Massive/Crystalline
Size Range: 
Thumbnail (1-3cm)
Size: 
2.3 × 1.5 × 1 cm
Description

Nice cryptomelane in matrix

Mineral Data
What's on the rock

Cryptomelane

Formula: 
K(Mn4+7Mn3+)O16
Strunz: 
4.DK.05a
Crystal System: 
Tetragonal
Hardness: 
5.0 - 6.5
Type Locality: 
Tombstone, Tombstone District, Tombstone Hills, Cochise Co., Arizona, USA
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