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0 item @ $0.00  

Boltwoodite with Malachite

#PD39774

Boltwoodite with Malachite

#PD39774
Availability
Sold
Size
7.5 x 6 x 4.5 cm - Sm Cabinet 
Formula
KUO2(SiO3OH)·H2O (RRUFF)
Locality
Delta mine, Delta, San Rafael dist., Emery Co., Utah, United States

Yellow ball shaped clusters of Boltwoodite to 1.5mm on sandstone matrix with minor Malachite. Radioactive. Old Charels F. Lewis tag. Minor Malachite.

Radioactive!!

Boltwoodite

Formula
KUO2(SiO3OH)·H2
Crystal System
Monoclinic 
Cleavage
Perfect, Distinct, None 
Luster
Vitreous - Pearly 
Color
yellow, light yellow 
Streak
white 
Class
Monoclinic - Sphenoidal 
Hardness
3.5-4 

Data courtesy of Webmineral.

Collection
Phillips Collection
Special Info
Radioactive!!

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