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Conichalcite Psm Azurite & Arsenocrandallite

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PFK852464

Conichalcite Psm Azurite & Arsenocrandallite

Classic Locality

Description Tabs

Description
Locality: 
Christiana Mine, Kamariza, Agios Konstantinos, Lavrion District, Attiki Prefecture, Greece
Class: 
Massive/Crystalline
Size Range: 
Small cabinet (7-10 cm)
Size: 
8.5 × 4.5 × 3.8 cm
Description

A well-sized example of this now classic and very rare pseudo of green conichalcite after blue azurite with a cavity filled with massive pale bluish arsenocrandallite.

ex Konstantinos Papaspyropoulos Collection.

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

Azurite

Formula: 
Cu3(CO3)2(OH)2
Strunz: 
5.BA.05
Crystal System: 
Monoclinic
Hardness: 
3.5 - 4.0
Type Locality: 
Chessy copper mines, Chessy-les-Mines, Le Bois d'Oingt, Rhône, Rhône-Alpes, France...

Arsenocrandallite

Formula: 
CaAl3(AsO4)2(OH)5·H2O
Strunz: 
8.BL.10
Crystal System: 
Trigonal
Hardness: 
5.5
Streak: 
white
Type Locality: 
Neubulach, Calw, Black Forest, Baden-Württemberg, Germany

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