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Native Copper & Ktenasite

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PJM80157

Native Copper & Ktenasite

Ex J & S Mommers Collection

Description Tabs

Description
Locality: 
British Mine, Broken Hill, Yancowinna County, New South Wales, Australia
Size Range: 
Miniature (4.5-7 cm)
Size: 
1.9 × 4.7 × 1.2 cm
Description

An old time native copper specimen from the British Mine at Broken Hill. A stalactite with no obvious point of attachment, a pleasant brown patina wth small greenish blue patches of ktenasite growing on less exposed areas of the native copper. This specimen dates back to probably the mid 1890's

Mineral Data
What's on the rock

Copper

Formula: 
Cu
Strunz: 
1.AA.05
Crystal System: 
Isometric
Hardness: 
2.5 - 3.0

Ktenasite

Formula: 
Zn(Cu,Zn)4(SO4)2(OH)6·6H2O
Strunz: 
7.DD.20
Crystal System: 
Monoclinic
Hardness: 
2.0 - 2.5
Type Locality: 
Jean Baptiste Mine, Kamariza Mines (Kamareza Mines), Agios Konstantinos [St Constantine] (Kamariza), Lavrion District Mines, Lavrion District (Laurion; Laurium), Attikí Prefecture (Attica; Attika), Greece
Earthstones Australia

Seller Information

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