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Pyrolusite

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PDM1009371

Pyrolusite

Description Tabs

Description
Locality: 
Serra do Navio mine, Serra do Navio, Amapà, Brazil
Class: 
Crystal Group/Cluster
Size Range: 
Small miniature (3-4.5 cm)
Size: 
3.5 × 2.2 × 1.5 cm
Description

Sharp tabular super lustrous pyrolusite crystals forming a radial aggregate. It is from the Serra do Navio mine, a quite uncommon locality in collections. Ex Dr. Ernst Burke* collection, with his handwritten label.

Combine specimens to reduce shipping costs!.

 

*Ernst Burke professor at the Vrije Universiteit Amsterdam (Netherlands). Former Head of the IMA Commission on New Minerals, Nomenclature and Classification. Ernstburkeite is named after him.

Mineral Data
What's on the rock

Pyrolusite

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

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