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Uraninite

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UVM699054

Uraninite

Radioactive

Description Tabs

Description
Locality: 
Uluguru Mountains, Morogoro Region, Tanzania (United Republic)
Class: 
Crystal Group/Cluster
Size Range: 
Thumbnail (1-3cm)
Size: 
2.7 × 2.4 × 1.3 cm
Description

A large cubic partial crystal of uraninite with portions of two smaller crystals attached.   From the personal collection of Ralph Merrill, the proprietor of Minerals Unlimited for over 60 years.   The specimen retains Ralph's label and blue collection card.

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
Labels
Label Images - only: Uraninite
Label Images - only: Uraninite

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