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Cuprite On Quartz

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MMM52490

Cuprite On Quartz

Description Tabs

Description
Locality: 
Wheal Gorland, St Day, Cornwall, United Kingdom
Size Range: 
Miniature (4.5-7 cm)
Size: 
5 × 6 × 3 cm
Description

Ruby red crystals of cuprite to 1 mm on quartz matrix.

Mineral Data
What's on the rock

Cuprite

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

Quartz

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