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Rietveldite & Shumwayite

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JYJ887064

Rietveldite & Shumwayite

Description Tabs

Description
Locality: 
Giveway-Simplot Mine, Red Canyon, San Juan County, Utah, United States of America
Class: 
Crystals on Matrix
Size Range: 
Small miniature (3-4.5 cm)
Size: 
3 × 1.6 × 1.3 cm
Description

Pale yellow to beige rietveldite with pale green shumwayite on sandstone matrix. 

Analysed material. 

Mineral Data
What's on the rock

Rietveldite

Formula: 
Fe(UO2)(SO4)2(H2O)5
Crystal System: 
Orthorhombic
Hardness: 
2
Colour: 
Brownish-yellow
Streak: 
White
Type Locality: 
Jáchymov District, Karlovy Vary Region, Bohemia, Czech Republic Or Willi Agatz Mine, Dresden, Saxony, Germany Or Giveway-Simplot Mine, White Canyon District, San Juan County, Utah, USA

Shumwayite

Formula: 
(UO2)2(SO4)2·5H2O
Crystal System: 
Monoclinic
Type Locality: 
Green Lizard Mine, San Juan County, Utah, USA Or Giveway-Simplot Mine, San Juan County, Utah, USA