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Fluorite & Quartz

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MEX594843

Fluorite & Quartz

ex freiberg mineral show 2017
Classic Locality

Description Tabs

Description
Locality: 
Gelbe Birke Mine, Beierfeld, Grünhain-Beierfeld, Erzgebirge, Saxony, Germany
Class: 
Crystals on Matrix
Size Range: 
Small cabinet (7-10 cm)
Size: 
8.2 × 8.3 × 3.4 cm
Weight: 
251.00gr
Description

Large specimen with green violet fluorite octahedrons together with rock crystals. The specimen was found on 30.04.1984.

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