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Psilomelane & Pyrolusite

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Psilomelane & Pyrolusite

Classic Locality

Description Tabs

Description
Locality: 
Weidenstamm Mine, Solms, Lahn-Dill, Giessen Region, Hesse, Germany
Size Range: 
Cabinet (10-18 cm)
Size: 
12.6 × 9 × 6.3 cm
Description

A big, so-called "Krotze" - a manganese ore specimen of psilomelane with crystalline pyrolusite. So soft it loses color. Manganomelane, wad, todorokite or a mix perhaps. Rather interesting. Never before seen anything from this mine. And I am a Hesse ...

Mineral Data
What's on the rock

Pyrolusite

Formula: 
MnO2
Strunz: 
4.DB.05
Hardness: 
2.0 - 6.5

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