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Cuprite Copper & Quartz

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RBR573433

Cuprite Copper & Quartz

Description Tabs

Description
Locality: 
Ray Mine, Pinal County, Arizona, United States of America
Class: 
Crystals on Matrix
Size Range: 
Small cabinet (7-10 cm)
Size: 
7.5 × 7 × 5 cm
Description

This is a nice specimen with very well crystallized cuprite and copper on a quart-matrix. As you can see the specimen is very rich and shows some quality-cuprite as perfect crystals.

Mineral Data
What's on the rock

Cuprite

Formula: 
Cu2O
Strunz: 
4.AA.10
Crystal System: 
Isometric
Hardness: 
3.5 - 4.0

Copper

Formula: 
Cu
Strunz: 
1.AA.05
Crystal System: 
Isometric
Hardness: 
2.5 - 3.0

Quartz

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

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