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Fluorite & Dolomite & Sphalerite

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MGR133332

Fluorite & Dolomite & Sphalerite

Description Tabs

Description
Locality: 
Elmwood Mine, Carthage, Smith County, Tennessee, United States of America
Size Range: 
Cabinet (10-18 cm)
Size: 
15 × 8.6 × 4.1 cm
Description

All crystals (up to 24mm on edges) are sharp terminated, lustrous and show violet colour. The crystals are well crystalized also backside. The contrast to white, glossy dolomite is very fine and the assemble features high aesthetic. The colour is very intense and some crystals even show phantoms. The specimen was in the collection of one of the most important collectors of Austria.
ex-Oliver Konczer collection

Mineral Data
What's on the rock

Fluorite

Formula: 
CaF2
Strunz: 
3.AB.25
Crystal System: 
Isometric
Hardness: 
4.0
Streak: 
White
Type Locality: 
Jáchymov (St Joachimsthal), Jáchymov District (St Joachimsthal), Krušné Hory Mts (Erzgebirge), Karlovy Vary Region, Bohemia (Böhmen; Boehmen), Czech Republic

Dolomite

Formula: 
CaMg(CO3)2
Strunz: 
5.AB.10
Crystal System: 
Trigonal - Rhombohedral
Hardness: 
3.5 - 4.0
Streak: 
White

Sphalerite

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