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Rock Crystal Fluorite & Pyrite

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CLB572317

Rock Crystal Fluorite & Pyrite

ex collection H. Bauer, E. Schmidt
Classic Locality

Description Tabs

Description
Locality: 
Kounrad Massif, Balkhash, Karaganda Oblast, Kazakhstan
Class: 
Combination
Size Range: 
Cabinet (10-18 cm)
Size: 
13 × 9 × 7.5 cm
Weight: 
526.00gr
Description

A group of big rock crystals (partly coated with siderite?) with glossy, brassy pyrite crystals and some purple fluorite (underside).

Has a few dings.
 

Mineral Data
What's on the rock

Rock Crystal

Variety Of: 

Quartz

Formula: 
SiO2
Strunz: 
4.DA.05
Hardness: 
7.0
Formula: 
Hardness: 
0.0

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

Pyrite

Formula: 
FeS2
Strunz: 
2.EB.05a
Crystal System: 
Isometric
Hardness: 
6.0 - 6.5

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