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Sphalerite Var Marmatite With Chalcopyrite & Pyrite

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TBM1002638

Sphalerite Var Marmatite With Chalcopyrite & Pyrite

Description Tabs

Description
Locality: 
Huarochirí Province, Lima Department, Peru
Class: 
Crystals on Matrix
Size Range: 
Small cabinet (7-10 cm)
Size: 
9 × 8.5 × 3 cm
Weight: 
694.00gr
Description

Aesthetically stunning Peruvian combo piece, with sharp, super-lustrous, large striated crystals of Sphalerite with 15 mm octahedral Chalcopyrite crystal and beautiful 25 mm Pyrite crystal

Mineral Data
What's on the rock

Sphalerite

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

Marmatite

Variety Of: 

Sphalerite

Formula: 
ZnS
Strunz: 
2.CB.05a
Hardness: 
3.5 - 4.0
Formula: 
(Zn,Fe)S
Hardness: 
0.0
Colour: 
Black

Chalcopyrite

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

Pyrite

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