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Carrollite & Chalcopyrite

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ESM665294

Carrollite & Chalcopyrite

Description Tabs

Description
Locality: 
Kamoya, Kambove, Haut-Katanga, DR Congo
Class: 
Combination
Size Range: 
Miniature (4.5-7 cm)
Size: 
4.6 × 4 × 2.5 cm
Description

Lustrous silvery carrollite crystals with sharp golden coloured chalcopyrite crystals, partially as inclusions in calcite

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