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Chrysocolla & Quartz

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MGR1154430

Description Tabs

Description
Locality: 
Manto Tres Gracias Mine, Diego de Almagro, Chañaral Province, Atacama Region, Chile
Class: 
Combination
Size Range: 
Small cabinet (7-10 cm)
Size: 
7.3 × 7.8 × 4.2 cm
Description

Sphaerical aggregates of chrysocolla covered by uncountable mirco crystals of transparent quartz. Well formed, very tri-dimensional and more rare material from an uncommon locality.

Mineral Data
What's on the rock

Chrysocolla

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

Quartz

Formula: 
SiO2
Strunz: 
4.DA.05
Crystal System: 
Trigonal
Hardness: 
7.0
Streak: 
White

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10
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Start 06 Dec 18:00
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Austria 5
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Europe 17
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North America 25
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Rest of World 22
22

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