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Conichalcite On Chrysocolla

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PJM40799

Conichalcite On Chrysocolla

Description Tabs

Description
Locality: 
Dome Rock Copper Mine, Boolcoomatta Reserve, Olary Province, South Australia, Australia
Size Range: 
Small cabinet (7-10 cm)
Size: 
3 × 7.2 × 5.3 cm
Description

Bright lime green conichalcite on a black chrysocolla matrix, typical of Dome Rock. the conichalcite forms small botyroidal almost cauliflower like formation, whilst amongst the black chrysocolla reminents of what may once have been chalcoite can be made out, now completely replaced by the chrysocolla

Mineral Data
What's on the rock

Conichalcite

Formula: 
CaCu(AsO4)(OH)
Strunz: 
8.BH.35
Crystal System: 
Orthorhombic
Hardness: 
4.5
Type Locality: 
Hinojosa del Duque, Córdoba, Andalusia, Spain

Chrysocolla

Formula: 
Cu2-xAlx(H2-xSi2O5)(OH)4·nH2O (x < 1)
Strunz: 
9.ED.20
Crystal System: 
Monoclinic
Hardness: 
2.5 - 3.5
Earthstones Australia

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