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Tennantite Galena Malachite & Rosasite

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CLB637502

Tennantite Galena Malachite & Rosasite

Classic Locality

Description Tabs

Description
Locality: 
Tsumeb Mine, Otavi Highlands, Namibia
Class: 
Massive/Crystalline
Size Range: 
Cabinet (10-18 cm)
Size: 
12.4 × 6.7 × 4.6 cm
Weight: 
563.00gr
Description

Massive tennantite with galena (or probably a pseudomorph) with blueish green malachite with rosasite.

The specimen is analyzed.

Mineral Data
What's on the rock

Tennantite

Formula: 
Cu6[Cu4(Fe,Zn)2]As4S13
Strunz: 
2.GB.05
Crystal System: 
Isometric
Hardness: 
3.0 - 4.5
Type Locality: 
Cornwall, England, UK

Galena

Formula: 
PbS
Strunz: 
2.CD.10
Crystal System: 
Isometric
Hardness: 
2.5
Colour: 
Lead-grey
Streak: 
Lead-grey

Malachite

Formula: 
Cu2(CO3)(OH)2
Strunz: 
5.BA.10
Crystal System: 
Monoclinic
Hardness: 
3.5 - 4.0

Rosasite

Formula: 
(Cu,Zn)2(CO3)(OH)2
Strunz: 
5.BA.10
Crystal System: 
Monoclinic
Hardness: 
4.5
Type Locality: 
Rosas Mine, Narcao, Carbonia-Iglesias Province, Sardinia, Italy

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