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Quartz & Chalcopyrite

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MGR215127

Quartz & Chalcopyrite

Description Tabs

Description
Locality: 
Huanzala Mine, Huallanca, Bolognesi Province, Ancash Department, Peru
Size Range: 
Miniature (4.5-7 cm)
Size: 
4.7 × 3.7 × 3.6 cm
Description

A star-formed assemble of water clear quartz crystals, which are all sharp terminated and glossy. One large, golden chalcopyrite is attractively attachted to quartz. Very aesthetic sample and undamaged, accept bottom was on the rock.

Mineral Data
What's on the rock

Quartz

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

Chalcopyrite

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