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Chalcocite & Nickeloan Siderite

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ESM883944

Chalcocite & Nickeloan Siderite

Description Tabs

Description
Locality: 
Tsumeb Mine, Otavi Highlands, Namibia
Class: 
Combination
Size Range: 
Thumbnail (1-3cm)
Size: 
1 × 1 × 1 cm
Description

A cluster of grey metallic chalcocite crystals hosting greenish nickeloan siderite crystals   ( For original close-up photo contact us )

Mineral Data
What's on the rock

Chalcocite

Formula: 
Cu2S
Strunz: 
2.BA.05
Crystal System: 
Monoclinic
Hardness: 
2.5 - 3.0

Nickeloan Siderite

Variety Of: 

Siderite

Formula: 
FeCO3
Strunz: 
5.AB.05
Hardness: 
3.5 - 4.5
Formula: 
A nickel rich variety of siderite