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Uraninite Var Pitchblende & Calcite

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RHT803070

Uraninite Var Pitchblende & Calcite

ex collection Siegfried Flach
Radioactive

Description Tabs

Description
Locality: 
Wolfgang Maaßen Area, Schneeberg, Erzgebirge, Saxony, Germany
Class: 
Crystals on Matrix
Size Range: 
Miniature (4.5-7 cm)
Size: 
5.7 × 4.9 × 4.2 cm
Weight: 
135.00gr
Description

Black pitchblende on matrix with a group of calcite crystals.

Famous classic German locality.

Mineral Data
What's on the rock

Uraninite

Formula: 
UO2
Strunz: 
4.DL.05
Crystal System: 
Isometric
Hardness: 
5.0 - 6.0
Type Locality: 
Jáchymov (St Joachimsthal), Jáchymov District (St Joachimsthal), Krušné Hory Mts (Erzgebirge), Karlovy Vary Region, Bohemia (Böhmen; Boehmen), Czech Republic

Pitchblende

Variety Of: 

Uraninite

Formula: 
UO2
Strunz: 
4.DL.05
Hardness: 
5.0 - 6.0
Formula: 
UO2
Hardness: 
0.0

Calcite

Polymorph of: 
Formula: 
CaCO3
Strunz: 
5.AB.05
Crystal System: 
Trigonal
Hardness: 
3.0
Streak: 
White