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Fluorite With Sphalerite

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PCZ195241

Fluorite With Sphalerite

Description Tabs

Description
Locality: 
Ladywash Mine, Eyam, Derbyshire, United Kingdom
Class: 
Combination
Size Range: 
Miniature (4.5-7 cm)
Size: 
6 × 5.5 × 2.5 cm
Description

Almost colourless fluorite cubes up to 1.0 cm on an edge with sphalerite. The fluorite is of good clarity (not obvious from the images) allowing many of the underlying sphalerite crystals to be observed. A less commonly offered British location. Please note:- the little surface flecks seen in the images are invisible in real life.

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

Sphalerite

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