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Sphalerite & Galena & Calcite

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MGR143686

Sphalerite & Galena & Calcite

Description Tabs

Description
Locality: 
Chenzhou Prefecture, Hunan Province, China (Peoples Republic)
Size Range: 
Cabinet (10-18 cm)
Size: 
16.5 × 14.2 × 3.8 cm
Description

The specimen is developed as floater. The backside is covered with glossy white calcite. The frontside shows sphalerite crystals up to 13mm across and galena up to 8mm across. The sphalerite is highly lustrouse, sharp terminated and shows intense dark red colour. Famous discovery and belongs to the best quality of sphalerite world wide. Undamaged and very impressive in this dimension and assemble.

Mineral Data
What's on the rock

Sphalerite

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

Galena

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

Calcite

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