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Pyrolusite With Psilomelane

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PCZ185011

Pyrolusite With Psilomelane

Description Tabs

Description
Locality: 
Imini Mine, Ouarzazate Province, Drâa-Tafilalet Region, Morocco
Size Range: 
Small miniature (3-4.5 cm)
Size: 
4.2 × 3 × 3.3 cm
Description

A contorted cavity lined with terminated radiating crystals. A nice example of the species from a famous manganese mine.

Mineral Data
What's on the rock

Pyrolusite

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