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Zincrosasite Malachite Smithsonite & Goethite

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PFK785994

Zincrosasite Malachite Smithsonite & Goethite

Classic Locality

Description Tabs

Description
Locality: 
Sounion Mines, Lavrion, Attiki Prefecture, Greece
Class: 
Crystals on Matrix
Size Range: 
Cabinet (10-18 cm)
Size: 
11.5 × 9.7 × 3.6 cm
Description

Old, rich and quite large of example of zincrosasite associated with green malachite and minor microcrystals of smithsonite. They have been deposited on goethite that is possibly a pseudomorph after calcite. A fine old classic example of the species from Lavrion.

ex Konstantinos Papaspyropoulos collection.

Mineral Data
What's on the rock

Malachite

Formula: 
Cu2(CO3)(OH)2
Strunz: 
5.BA.10
Crystal System: 
Monoclinic
Hardness: 
3.5 - 4.0

Smithsonite

Formula: 
ZnCO3
Strunz: 
5.AB.05
Hardness: 
4.0 - 4.5
Streak: 
White

Goethite

Formula: 
α-Fe3+O(OH)
Strunz: 
4.00.
Crystal System: 
Orthorhombic
Hardness: 
5.0 - 5.5
Type Locality: 
Hollertszug Mine (Hollerter Zug Mine), Dermbach, Herdorf, Siegerland, Rhineland-Palatinate, Germany

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