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Galena Pyrite Chalcopyrite Sphalerite & Quartz

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SCH36323

Galena Pyrite Chalcopyrite Sphalerite & Quartz

Description Tabs

Description
Locality: 
Huanzala Mine, Huallanca, Bolognesi Province, Ancash Department, Peru
Size Range: 
Miniature (4.5-7 cm)
Size: 
6.2 × 6.1 × 2.7 cm
Description

Bright and sharp galena crystals with chalcopyrite, pyrite, sphalerite and quartz. The galena crystals are hoppered nicely separated on matrix with an attractive array of chalcopyrite and pyrite crystals. Tiny sphalerites are hidden among them. Small quartz crystals add a nice contrast. Excellent in all regards and a choice galena from Peru!

Mineral Data
What's on the rock

Galena

Formula: 
PbS
Strunz: 
2.CD.10
Crystal System: 
Isometric
Hardness: 
2.5
Colour: 
Lead-grey
Streak: 
Lead-grey

Pyrite

Formula: 
FeS2
Strunz: 
2.EB.05a
Crystal System: 
Isometric
Hardness: 
6.0 - 6.5

Chalcopyrite

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

Sphalerite

Formula: 
ZnS
Strunz: 
2.CB.05a
Crystal System: 
Isometric
Hardness: 
3.5 - 4.0

Quartz

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

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