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Uranophane Fluorite & Haiweeite

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BCK1085354

Uranophane Fluorite & Haiweeite

Rare Mineral

Description Tabs

Description
Locality: 
Mammoth Mine, Presidio County, Texas, United States of America
Class: 
Crystals on Matrix
Size Range: 
Small miniature (3-4.5 cm)
Size: 
3.1 × 1.9 × 1 cm
Description

You are bidding on a thumbnail sample with beautiful clusters of uranophane on matrix with white cubes of fluorite and a few pale yellow, tiny spheres of haiweeite from this obscure Texas locality. 

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

Fluorite

Formula: 
CaF2
Strunz: 
3.AB.25
Crystal System: 
Isometric
Hardness: 
4.0
Streak: 
White
Type Locality: 
Jáchymov (St Joachimsthal), Jáchymov District (St Joachimsthal), Krušné Hory Mts (Erzgebirge), Karlovy Vary Region, Bohemia (Böhmen; Boehmen), Czech Republic

Haiweeite

Formula: 
Ca(UO2)2[Si5O12(OH)2]·6H2O
Strunz: 
9.AK.25
Crystal System: 
Orthorhombic
Hardness: 
3.5
Streak: 
White
Type Locality: 
Unnamed U occurrence [1], Coso District (New Coso District), Coso Mts (Coso Range), Inyo Co., California, USA

Seller Information

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