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Chalcopyrite & Stilbite On Quartz

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LBB62010

Chalcopyrite & Stilbite On Quartz

Classic Locality

Description Tabs

Description
Locality: 
Malmberget, Gällivare, Norrbotten County, Sweden
Size Range: 
Miniature (4.5-7 cm)
Size: 
5 × 5 × 2 cm
Description

This is a cluster with chalcopyrite and stilbite crystals who are sitting on white grey quartz crystal from The Malmberget Mine in north Sweden and weights 57 gr.

Mineral Data
What's on the rock

Chalcopyrite

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

Stilbite

Synonym Of: 

Stilbite-Ca

Formula: 
NaCa4[Al9Si27O72]·nH2O
Strunz: 
9.GE.10
Hardness: 
3.5 - 4.0

Stilbite-Na

Formula: 
(Na,Ca,K)6-7[Al8Si28O72]·nH2O
Strunz: 
9.GE.10
Hardness: 
3.5 - 4.0
Hardness: 
3.5 - 4
Colour: 
White
Streak: 
White

Quartz

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

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