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Pyrolusite

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MEX142578

Pyrolusite

Classic Locality

Description Tabs

Description
Locality: 
Elgersburg, Ilmenau, Thuringia, Germany
Size Range: 
Miniature (4.5-7 cm)
Size: 
4.6 × 5.4 × 4.5 cm
Largest Crystal: 
1.00cm
Description

A specimen with metallic, high lustre. The crystals grown as a radiating groups. A part of the crystals building spheres, another grown free.

Mineral Data
What's on the rock

Pyrolusite

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