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Sphalerite & Siderite & Galena

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ESM949774

Sphalerite & Siderite & Galena

Description Tabs

Description
Locality: 
Harz Mountains, Saxony - Anhalt, Germany
Class: 
Crystals on Matrix
Size Range: 
Small miniature (3-4.5 cm)
Size: 
3 × 3 × 1.5 cm
Description

Dark brown sphalerite crystals on brown siderite crystals with grey metallic galena crystals and minor quartz

Mineral Data
What's on the rock

Sphalerite

Formula: 
ZnS
Strunz: 
2.CB.05a
Crystal System: 
Isometric
Hardness: 
3.5 - 4.0

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