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Umangite

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TRM857501

Umangite

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Description
Locality: 
Sierra de Umango, Villa Castelli, General Lamadrid Department, La Rioja, Argentina
Class: 
Massive/Crystalline
Size Range: 
Thumbnail (1-3cm)
Size: 
2 × 1.7 × 0.5 cm
Description

Umangite and possible others. Some secondary minerals are also present in my opinion it is Chalkomenite and Kerstenite.

Mineral Data
What's on the rock

Umangite

Formula: 
Cu3Se2
Strunz: 
2.BA.25
Crystal System: 
Tetragonal
Hardness: 
3.0
Streak: 
Black
Type Locality: 
Trogtal Quarries, Lautenthal, Harz, Lower Saxony, Germany

Seller Information

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