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Pyrite & Sphalerite Var Marmatite

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SLN733568

Pyrite & Sphalerite Var Marmatite

Description Tabs

Description
Locality: 
Huanzala Mine, Huallanca, Bolognesi Province, Ancash Department, Peru
Class: 
Crystals on Matrix
Size Range: 
Small cabinet (7-10 cm)
Size: 
5 × 8.4 × 5.9 cm
Weight: 
382.00gr
Description

Aesthetic and important specimen from Peru with a beautiful association of pyrite of hight quality in crystals of extraordinary brightness in the rare octahedral form and sphalerite in small black crystals present in different sides of the piece as shown by photos

Mineral Data
What's on the rock

Pyrite

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

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

Seller Information

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