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Straßmannite & Bobcookite

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JYJ934117

Description Tabs

Description
Locality: 
Widowmaker Mine, Fry Mesa, White Canyon, San Juan County, Utah, United States of America
Class: 
Crystals on Matrix
Size Range: 
Thumbnail (1-3cm)
Size: 
1.9 × 1 × 0.8 cm
Description

Yellow-green bobcookite & straßmannite with halotrichite from the Widowmaker mine, Fry Mesa, Utah, USA. 

SEM-EDS & Raman confirmed 

Mineral Data
What's on the rock

Straßmannite

Formula: 
Al(UO2)(SO4)2F·16H2O
Crystal System: 
Monoclinic
Type Locality: 
Green Lizard Mine, Red Canyon, White Canyon District, San Juan Co., Utah, USA

Bobcookite

Formula: 
NaAl(UO2)2(SO4)4·18H2O
Hardness: 
0.0
Type Locality: 
Blue Lizard Mine, Chocolate Drop, Red Canyon, White Canyon District, San Juan Co., Utah, USA