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Smithsonite Aurichalcite & Chrysocolla

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PFK659873

Smithsonite Aurichalcite & Chrysocolla

Classic Locality

Description Tabs

Description
Locality: 
Sounion Mines, Lavrion, Attiki Prefecture, Greece
Class: 
Crystals on Matrix
Size Range: 
Miniature (4.5-7 cm)
Size: 
6.8 × 4.7 × 2.1 cm
Description

Apple green, cuprian smithsonite with contrasting blue aurichalcite and minor chrysocolla. Fine, rare combo specimen from Sounion.

Mineral Data
What's on the rock

Smithsonite

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

Aurichalcite

Formula: 
(Zn,Cu)5(CO3)2(OH)6
Strunz: 
5.BA.15
Crystal System: 
Monoclinic - Prismatic
Hardness: 
1.0 - 2.0
Type Locality: 
Loktevskoye Mine (Loktevskii Mine), Upper Loktevka River, Rudnyi Altai, Altaiskii Krai, Western-Siberian Region, Russia

Chrysocolla

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

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