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Fluorite

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CR560001

Fluorite

Description Tabs

Description
Locality: 
Blackdene Mine, Weardale, County Durham, United Kingdom
Class: 
Crystals on Matrix
Size Range: 
Cabinet (10-18 cm)
Size: 
12 × 8 × 5.8 cm
Description

A beautiful specimen of purple blue fluorite crystals are formed over the matrix. With white calcite crystals and small galenite crystals.

Classic old Blackdene habit and colour, the largest crystal is 1.8 cm across.

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