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Pyrolusite Psm Manganite

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CLB165093

Pyrolusite Psm Manganite

Pseudomorph

Description Tabs

Description
Locality: 
Stella Maris #1 Mine, Sheridan Mountains, Pima County, Arizona, United States of America
Class: 
Crystal Group/Cluster
Size Range: 
Miniature (4.5-7 cm)
Size: 
6.5 × 5.2 × 2.9 cm
Description

A highly lustrous, rare pseudomorph of pyrolusite after manganite from Arizona.

Mineral Data
What's on the rock

Pyrolusite

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

Manganite

Formula: 
Mn3+O(OH)
Strunz: 
4.FD.15
Hardness: 
4.0
Type Locality: 
Manganese deposit, Ilfeld, Nordhausen, Harz, Thuringia, Germany

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