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Fluorite

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MGR700290

Fluorite

Description Tabs

Description
Locality: 
František Mine, Lazy Mine, Karviná, Moravian-Silesian Region, Czech Republic
Class: 
Crystals on Matrix
Size Range: 
Small cabinet (7-10 cm)
Size: 
8.4 × 7.2 × 1.8 cm
Description

Very rare material from this old (opened in 1946) coal mine. The yellow-honey colored crystals are sharp terminated and partly glossy. One exposed main group of larger crystals is set in the center of the piece.

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