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Chalcopyrite & Quartz

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FRN118813

Chalcopyrite & Quartz

Description Tabs

Description
Locality: 
Daye County, Huangshi, Hubei Province, China (Peoples Republic)
Size Range: 
Small cabinet (7-10 cm)
Size: 
8.4 × 4 × 4.6 cm
Description

Cluster of fine brassy semi-lustrous chalcopyrite crystals set on the quartz matrix that are partially covered by a red crust. Some of the chalcopyrite crystals are fully coated by marmatite crystals.

Mineral Data
What's on the rock

Chalcopyrite

Formula: 
CuFeS2
Strunz: 
2.CB.10a
Crystal System: 
Tetragonal
Hardness: 
3.5 - 4.0

Quartz

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