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Fluorite

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PCZ514454

Fluorite

Description Tabs

Description
Locality: 
Blue John Cavern, Castleton, Derbyshire, United Kingdom
Class: 
Crystal Group/Cluster
Size Range: 
Small miniature (3-4.5 cm)
Size: 
4 × 3.5 × 3 cm
Description

This auction is for a specimen of unusual and rare terminated fluorite cubic crystals from the famous Blue-John Cavern in Derbyshire. This mine is known all over the world for massive 'Blue John' that comands high prices when carved. Free crystals are rare and this 3.0 cm on an edge example is large for the locality. 

A great specimen of hard to obtain material.

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
Peter Crozier Minerals