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Galena & Sphalerite & Chalcopyrite

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TBM859656

Galena & Sphalerite & Chalcopyrite

Classic Locality

Description Tabs

Description
Locality: 
Funtana Raminosa Mine, Gadoni, Nuore Province, Sardinia, Italy
Class: 
Crystals on Matrix
Size Range: 
Cabinet (10-18 cm)
Size: 
12 × 7 × 3.5 cm
Weight: 
341.00gr
Description

Cubic and brigth crystals on quartz . Sample came from a old collection    and represents an example of the primary mineral of this poorly documented mixed sofuri mine.

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

Sphalerite

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

Chalcopyrite

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