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Aurichalcite & Hemimorphite

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GND48760

Aurichalcite & Hemimorphite

Description Tabs

Description
Locality: 
Evelyn Mine, Pine Creek, Victoria-Daly Region, Northern Territory, Australia
Size Range: 
Small cabinet (7-10 cm)
Size: 
8.5 × 6.2 × 3 cm
Description

This is really a locality specimen which is composed of patches of blue aurichalcite together with small vughs of hemimorphite scattered throughout the specimen.

There is one larger vugh containing good sprays of acicular aurichalcite crystals as seen in the photos. This would provide excellent micromount material.

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

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
Gondwana Minerals