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Cuprite

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MGR656487

Cuprite

Description Tabs

Description
Locality: 
Ajo, Little Ajo Mountains, Ajo District, Pima County, Arizona, United States of America
Class: 
Crystals on Matrix
Size Range: 
Miniature (4.5-7 cm)
Size: 
4.9 × 4 × 3.5 cm
Description

Sharp termminated, semi-lustrous isolated crystals set in the center of dark brown matrix. Well-crystallized cuprite is rare from the Ajo District. The wine-red cuprite crystals glow with cherry-red color under bright light. Should be high ranked for the excellent quality from the locality.

Mineral Data
What's on the rock

Cuprite

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