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Carnotite & Weeksite

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PDM746868

Carnotite & Weeksite

Radioactive

Description Tabs

Description
Locality: 
Anderson Mine, Date Creek Basin, Yavapai County, Arizona, United States of America
Class: 
Crystals on Matrix
Size Range: 
Small miniature (3-4.5 cm)
Size: 
3.2 × 2.4 × 1.1 cm
Description

Sharp yellowish-orange crystals of carnotite associated to sprays of canary yellow crystal of weeksite.

Ex. René Virlet specimen. Acquired in 1977 to Jessie Hardman.

Mineral Data
What's on the rock

Carnotite

Formula: 
K2(UO2)2(VO4)2·3H2O
Strunz: 
4.HB.05
Crystal System: 
Monoclinic
Hardness: 
2.0
Type Locality: 
Rajah Mine, Uravan District, Montrose Co., Colorado, USA

Weeksite

Formula: 
K2(UO2)2(Si5O13)·4H2O
Strunz: 
9.AK.30
Hardness: 
1.0 - 2.0
Colour: 
Yellow
Type Locality: 
Autunite No. 8 claim, Topaz Mountain, Thomas Range, Juab Co., Utah, USA

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