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Aurichalcite Mimetite & Hemimorphite

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ESM501761

Aurichalcite Mimetite & Hemimorphite

Description Tabs

Description
Locality: 
Chah Khouni Mine, Anarak District, Nain County, Isfahan Province, Iran
Class: 
Single Crystal
Size Range: 
Miniature (4.5-7 cm)
Size: 
4.4 × 5.1 × 4.3 cm
Description

Aggregates of turquoise aurichalcite crystals with transparent yellow mimetite crystals and colorless hemimorphite crystals on limonite matrix (from 1973)

Mineral Data
What's on the rock

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

Mimetite

Formula: 
Pb5(AsO4)3Cl
Strunz: 
8.BN.05
Crystal System: 
Hexagonal
Hardness: 
3.5 - 4.0
Streak: 
White
Type Locality: 
Treue Freundschaft Mine, Johanngeorgenstadt, Johanngeorgenstadt District, Erzgebirge, Saxony, Germany

Hemimorphite

Formula: 
Zn4Si2O7(OH)2·H2O
Strunz: 
9.BD.10
Hardness: 
4.5 - 5.0
Streak: 
White
Type Locality: 
Băiţa Mining District (Baita Bihor; Rézbánya), Nucet, Bihor Co., Romania