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Goethite Psm Calcite Malachite & Conichalcite

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PFK214864

Goethite Psm Calcite Malachite & Conichalcite

Classic Locality

Description Tabs

Description
Locality: 
Kamariza Mines, Agios Konstantinos, Lavrion District, Attiki Prefecture, Greece
Size Range: 
Small cabinet (7-10 cm)
Size: 
8.4 × 7.3 × 3.7 cm
Description

I really like this one! Goethite pseudomorphs after calcite, partly covered with green minerals. I identified malachite and conichalcite but there may be some other species in there too. Very aesthetic and unusual!

Mineral Data
What's on the rock

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

Calcite

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

Malachite

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

Conichalcite

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

Seller Information

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