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Jamesonite Sphalerite Var Marmatite & Galena

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SLN560576

Jamesonite Sphalerite Var Marmatite & Galena

Description Tabs

Description
Locality: 
Trepča, Mitrovica District, Kosovo
Class: 
Crystals on Matrix
Size Range: 
Small cabinet (7-10 cm)
Size: 
4.1 × 7 × 5.3 cm
Largest Crystal: 
4.50cm
Weight: 
324.00gr
Description

Nice and important specimen from Trepca with a myriad of steel grey prismatic elongated jamesonite crystals of excellent brightness in association with sparkling black sphalerite var marmatite, galena in an enormous crystal, chalcopyrite and lamellar calcite. The crystal of galena is 4.5 X 3.4 Cm big.

Mineral Data
What's on the rock

Jamesonite

Formula: 
Pb4FeSb6S14
Strunz: 
2.HB.15
Crystal System: 
Monoclinic
Hardness: 
2.5
Type Locality: 
Cornwall, England, UK

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

Galena

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

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