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Calcite Galena & Siderite

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MGR889126

Calcite Galena & Siderite

Classic Locality

Description Tabs

Description
Locality: 
Boltsburn Mine, Rookhope, Weardale, County Durham, United Kingdom
Class: 
Combination
Size Range: 
Small cabinet (7-10 cm)
Size: 
8.5 × 6.2 × 4.9 cm
Description

What a combination! Just have a look at this awesome sculptural grown combination of siderite with galenite on top and additionally a perfect calcite crystal attached. In my eyes true esthetics!

Mineral Data
What's on the rock

Calcite

Polymorph of: 
Formula: 
CaCO3
Strunz: 
5.AB.05
Crystal System: 
Trigonal
Hardness: 
3.0
Streak: 
White

Galena

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

Siderite

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