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Uranophane Studtite & Uraninite

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BCK611104

Uranophane Studtite & Uraninite

Classic Locality

Description Tabs

Description
Locality: 
Chalk Mountain Mine, Spruce Pine, Mitchell County, North Carolina, United States of America
Class: 
Crystals on Matrix
Size Range: 
Small cabinet (7-10 cm)
Size: 
8.3 × 6.7 × 2 cm
Description

You are bidding on a large specimen with hundreds of uranophane crystals in vugs and fracture surfaces of the matrix with tiny pale yellow tufts of studtite, and altered black cubes of uraninite in the matrix. A very nice and rich U sample from this NC locality. Crystallized nicely on both sides. Very hard to photograph under the scope due to the size of the specimen. 

Mineral Data
What's on the rock

Uranophane

Formula: 
Ca(UO2)2[HSiO4]2·5H2O
Strunz: 
9.AK.15
Crystal System: 
Monoclinic
Hardness: 
2.0 - 3.0
Type Locality: 
Miedzianka (Kupferberg), Jelenia Góra District, Rudawy Janowickie Mts, Lower Silesia (Dolnośląskie), Poland

Studtite

Formula: 
[(UO2)(O2)(H2O)2]·H2O
Strunz: 
4.GA.15
Hardness: 
0.0
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

Seller Information

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