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Fluorite & Quartz

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MGR504135

Fluorite & Quartz

Description Tabs

Description
Locality: 
Kreševo, Central Bosnia Canton, Federation of Bosnia & Herzegovina, Bosnia and Herzegovina
Class: 
Crystals on Matrix
Size Range: 
Miniature (4.5-7 cm)
Size: 
5.4 × 3.6 × 4.5 cm
Description

This represents an great rarity! Fluorite from Bosnia is very, very rare. The specimen shows two generations of fluorite, one dark violet, the second nearly colorless with touch of green. The edges are partly framed with micro-quartz crystals, some quartz crystals are even intergrown to fluorite and also matrix is covered with tiny, sparkling quartz crystals. Assemble is very tridimensional, there are no significant damages to report.

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

Quartz

Formula: 
SiO2
Strunz: 
4.DA.05
Crystal System: 
Trigonal
Hardness: 
7.0
Streak: 
White