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0 item @ $0.00  

Uranophane

#PD35481

Uranophane

#PD35481
Availability
Sold
Size
6 x 4 x 4 cm - Sm Cabinet 
Formula
Ca(UO2)2(SiO3OH)2·5H2O (RRUFF)
Locality
Grants dist., McKinley Co., New Mexico, United States

Bright yellow long acicular or fibrous crystals in groups to 2cm. Excellent specimen!

Uranophane

Formula
Ca(UO2)2SiO3(OH)2*5(H2O) 
Crystal System
Monoclinic 
Crystal Habit
Radial, Earthy, Massive - Fibrous 
Cleavage
Perfect, None, None 
Luster
Vitreous (Glassy) 
Color
yellow, yellow brown, yellow green, yellow orange, light yellow 
Streak
yellowish white 
Class
Monoclinic - Sphenoidal 
Fracture
Uneven 
Hardness
2.5 

Data courtesy of Webmineral.

Collection
Phillips Collection

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