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Carrollite With Chalcopyrite On Dolomite

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CLB130087

Carrollite With Chalcopyrite On Dolomite

ex Manfred Schaeffer coll.
Classic Locality

Description Tabs

Description
Locality: 
Kambove, Haut-Katanga, DR Congo
Size Range: 
Small cabinet (7-10 cm)
Size: 
8.7 × 5.7 × 5.5 cm
Largest Crystal: 
1.00cm
Description

Very fine carrolite crystals up to 1 cm with metallic mirror luster and chalcopyrite on dolomite.

Mineral Data
What's on the rock

Carrollite

Formula: 
Cu(Co,Ni)2S4
Strunz: 
2.DA.05
Crystal System: 
Isometric
Hardness: 
4.5 - 5.5
Type Locality: 
Patapsco mine (Finksburg Mine; Orchard Mine), Patapsco Mines, Finksburg, Sykesville, Carroll Co., Maryland, USA

Chalcopyrite

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

Dolomite

Formula: 
CaMg(CO3)2
Strunz: 
5.AB.10
Crystal System: 
Trigonal - Rhombohedral
Hardness: 
3.5 - 4.0
Streak: 
White

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