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Calcite Conichalcite & Chalcocite

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SER1161257

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Description
Locality: 
Christiana Mine, Kamariza, Agios Konstantinos, Lavrion District, Attica, Greece
Class: 
Crystal Group/Cluster
Size Range: 
Miniature (4.5-7 cm)
Size: 
6.9 × 6.1 × 3.1 cm
Description

dog tooth calcite crystals hosting  green balls of conichalcite and metallic chalcocite

Mineral Data
What's on the rock

Calcite

Polymorph of: 
Formula: 
CaCO3
Strunz: 
5.AB.05
Crystal System: 
Trigonal
Hardness: 
3.0
Streak: 
White

Conichalcite

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

Chalcocite

Formula: 
Cu2S
Strunz: 
2.BA.05
Crystal System: 
Monoclinic
Hardness: 
2.5 - 3.0

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30
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Start 27 Jan 18:00
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