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Aurichalcite Hemimorphite

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SCH108389

Aurichalcite Hemimorphite

Description Tabs

Description
Locality: 
79 Mine, Chilito, Banner District, Gila County, Arizona, United States of America
Size Range: 
Miniature (4.5-7 cm)
Size: 
4.2 × 4.7 × 2.2 cm
Description

Blue-green acicular crystals of aurichalcite up to 2 mm in sprays on matrix of colorless, transparent hemimorphite crystals. There some broken wulfenite blades at the back. Looks beautiful under magnification.

 

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
schani

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