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Galena & Chalcopyrite On Siderite

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CLB588922

Galena & Chalcopyrite On Siderite

ex collection Otfried Kopp
Classic Locality

Description Tabs

Description
Locality: 
Troya Mine, Mutiloa, Guipúzcoa, Basque Country, Spain
Class: 
Combination
Size Range: 
Cabinet (10-18 cm)
Size: 
10.8 × 7.5 × 3.1 cm
Weight: 
407.00gr
Description

Nice specimen with galena and glossy chalcopyrite on siderite. The siderite crystals are pretty glossy in nature. A few dings, but still representable.

Mineral Data
What's on the rock

Galena

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

Chalcopyrite

Formula: 
CuFeS2
Strunz: 
2.CB.10a
Crystal System: 
Tetragonal
Hardness: 
3.5 - 4.0

Siderite

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

Seller Information

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