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Clarkeite Uraninite & Gummite

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UVM632932

Clarkeite Uraninite & Gummite

David P. Wilbur
Radioactive

Description Tabs

Description
Locality: 
Spruce Pine, Mitchell County, North Carolina, United States of America
Class: 
Massive/Crystalline
Size Range: 
Small miniature (3-4.5 cm)
Size: 
4.3 × 3.1 × 2.3 cm
Description

A rich miniature size specimen of clarkeite with uraninite and gummite from Spruce Pine.   This specimen features two pods of dense uraninite altering to deep orange clarkeite and gummite.   From the uranium mineral collection of mineral legend David P. Wilbur.    While I had several of these to offer, this is the final specimen from the lot.   

Mineral Data
What's on the rock

Clarkeite

Formula: 
(Na,Ca,Pb)(UO2)O(OH)·0-1H2O
Strunz: 
4.GC.05
Hardness: 
4.0 - 4.5
Type Locality: 
Deer Park No. 2 Mine, Penland, Spruce Pine District, Mitchell Co., North Carolina, USA

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

Seller Information

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