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Sklodowskite Uraninite & Siegenite

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SCH74029

Sklodowskite Uraninite & Siegenite

Description Tabs

Description
Locality: 
Luiswishi Mine, Lubumbashi, Haut-Katanga, DR Congo
Size Range: 
Small miniature (3-4.5 cm)
Size: 
4.2 × 2.7 × 2 cm
Description

A specimen of bright balls of sklodowskite crystals filling fractures of the matrix with minor uraninite crystals and tiny bright siegenite crystals.

Mineral Data
What's on the rock

Sklodowskite

Formula: 
Mg(UO2)2[HSiO4]2·5H2O
Strunz: 
9.AK.10
Hardness: 
2.0 - 3.0
Streak: 
Yellow
Type Locality: 
Shinkolobwe Mine (Kasolo Mine), Shinkolobwe, Katanga Copper Crescent, Katanga (Shaba), Democratic Republic of Congo (Zaïre)

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

Siegenite

Formula: 
CoNi2S4
Strunz: 
2.DA.05
Hardness: 
4.5 - 5.5
Type Locality: 
Stahlberg Mine (Schwabengrube), Müsen, Siegerland, North Rhine-Westphalia, Germany
schani

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