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Rosasite Hemimorphite & Aurichalcite

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CAM98693

Rosasite Hemimorphite & Aurichalcite

Description Tabs

Description
Locality: 
Hidden Treasure Mine, Ophir, Tooele County, Utah, United States of America
Size Range: 
Small miniature (3-4.5 cm)
Size: 
3.5 × 2.4 × 0.6 cm
Description

A small but beautiful specimen from the Hidden Treasure Mine, loaded with blue rosasite spheres, light blue bladed aurichalcite, colourless crystals of hemimorphite and some minor smithsonite. Beautiful under the microscope.

Mineral Data
What's on the rock

Rosasite

Formula: 
(Cu,Zn)2(CO3)(OH)2
Strunz: 
5.BA.10
Crystal System: 
Monoclinic
Hardness: 
4.5
Type Locality: 
Rosas Mine, Narcao, Carbonia-Iglesias Province, Sardinia, Italy

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

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
Cartils Minerals

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