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Tyuyamunite

#51165
SOLD
Tyuyamunite from Monument #2 mine, Apache Co., Arizona, United States - 51165
Tyuyamunite from Monument #2 mine, Apache Co., Arizona, United States - 51165

Tyuyamunite

#51165
Availability
Sold
Size
3.5 x 3.5 x 2 cm - Miniature 
Formula
Ca(UO2)2(VO4)2·5-8H2O (RRUFF)
Locality
Monument #2 mine, Apache Co., Arizona, United States
Tagged
vanadium

Solid bright yellow mass presumably a replacement of a clay. Note, first photo is the true color. Sawed on two edges for micrprobe work.

Tyuyamunite

Formula
Ca(UO2)2(VO4)2·5-8H2O 
Crystal System
Orthorhombic 
Crystal Habit
Earthy, Scaly, Platy 
Cleavage
Perfect, Distinct, Distinct 
Luster
Adamantine - Pearly 
Color
greenish yellow, yellow 
Streak
light yellow 
Class
Orthorhombic - Dipyramidal 
Fracture
Uneven 
Hardness
1.5-2 

Data courtesy of Webmineral.

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