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Galena & Chalcopyrite & Siderite

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SHS180909

Galena & Chalcopyrite & Siderite

ex Collection Dr. Brandt (Northeim/Germany)
With Antique Label

Description Tabs

Description
Locality: 
Freiberg, Saxony, Germany
Size Range: 
Miniature (4.5-7 cm)
Size: 
5.6 × 4 × 3.7 cm
Description

Nice galena and chalcopyrite and siderit in matrix

Mineral Data
What's on the rock

Galena

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

Chalcopyrite

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

Siderite

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