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Izoklakeite & Jaskólskiite

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CSL502130

Izoklakeite & Jaskólskiite

Rare Mineral

Description Tabs

Description
Locality: 
Vena Mines, Hammar, Askersund, Örebro County, Sweden
Class: 
Crystals on Matrix
Size Range: 
Thumbnail (1-3cm)
Size: 
1.4 × 0.6 × 0.5 cm
Description

Izoklakeite-jaskólskiite forms grey metallic, lustrous inclusions in matrix. A both minerals are bismuth bearing sulfosalts, occurs as solid solutions.

Mineral Data
What's on the rock

Izoklakeite

Formula: 
Pb27(Cu,Fe,Ag)2(Sb,Bi)19S57
Strunz: 
2.HB.10b
Hardness: 
3.5 - 4.0
Type Locality: 
Vena Mines, Hammar, Askersund, Närke, Sweden

Jaskólskiite

Formula: 
Pb2+xCux(Sb,Bi)2-xS6 (x = 0.2)
Strunz: 
2.HB.05c
Crystal System: 
Orthorhombic
Hardness: 
4.0
Colour: 
Lead grey
Streak: 
Dark grey
Type Locality: 
Vena Mines, Hammar, Askersund, Närke, Sweden

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