Moving mountains for you
Switch currency

Current Live Auctions

Current Live Fixed Price Sales

Chalcocite On Siderite

Views:
Watches:
CR101915

Chalcocite On Siderite

Description Tabs

Description
Locality: 
Tsumeb Mine, Otavi Highlands, Namibia
Size Range: 
Small miniature (3-4.5 cm)
Size: 
3.2 × 2.6 × 1.6 cm
Largest Crystal: 
0.50cm
Description

Sharp chalcocite crystals on siderite crystals.

Ex Grosch collection.

Mineral Data
What's on the rock

Chalcocite

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

Siderite

Formula: 
FeCO3
Strunz: 
5.AB.05
Crystal System: 
Trigonal
Hardness: 
3.5 - 4.5
Streak: 
White