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Siderite On Galena & Tetrahedrite

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PJM84080

Siderite On Galena & Tetrahedrite

Ex J & S Mommers Collection

Description Tabs

Description
Locality: 
Julcani District, Huancavelica Department, Peru
Size Range: 
Small miniature (3-4.5 cm)
Size: 
4 × 3.3 × 3 cm
Description

Small creme coloured siderite crystals sparingly scattered over a vugh line with galena & tetrahedrite crystals. this material dates to the hayday of specimens from Julcani in the mid 1980's

Mineral Data
What's on the rock

Siderite

Formula: 
FeCO3
Strunz: 
5.AB.05
Crystal System: 
Trigonal
Hardness: 
3.5 - 4.5
Streak: 
White

Galena

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

Tetrahedrite

Formula: 
Cu6[Cu4(Fe,Zn)2]Sb4S13
Strunz: 
2.GB.05
Hardness: 
3.5 - 4.0
Earthstones Australia

Seller Information

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