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Galena Marcasite & Siderite

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NST730963

Galena Marcasite & Siderite

Description Tabs

Description
Locality: 
Bad Laasphe, Siegen-Wittgenstein, North Rhine - Westphalia, Germany
Class: 
Crystals on Matrix
Size Range: 
Small cabinet (7-10 cm)
Size: 
9.5 × 6.5 × 3 cm
Largest Crystal: 
0.60cm
Description

A fine historic combination of Galena, Marcasite Siderite and Calcite from Bad Laasphe, Siegerland.

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

Marcasite

Formula: 
FeS2
Strunz: 
2.EB.10a
Crystal System: 
Orthorhombic
Hardness: 
6.0 - 6.5

Siderite

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