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Legrandite with Hydrozincite

#AH51992

Legrandite with Hydrozincite

#AH51992
Availability
Sold
Size
6.5 x 5 x 1.5 cm - Sm Cabinet 
Formula
Zn2AsO4(OH)·H2O (RRUFF)
Locality
Mina Ojuela, Mapimi, Durango, Mexico
Tagged
arsenate

Several radial groups of yellow Legrandite. The largest is 2cm wide, which is a sized group. The Hydrozincite crystals are the little rice-shaped crystals. Excellent specimen of a rare, beautiful mineral becoming hard-to-find on the market. Obtained by Hampson in 1970.

Legrandite

Formula
Zn2AsO4(OH)·H2
Crystal System
Monoclinic 
Crystal Habit
Crystalline - Fine, Prismatic 
Cleavage
Imperfect, None, None 
Luster
Vitreous (Glassy) 
Color
yellow, yellowish orange 
Streak
white 
Class
Monoclinic - Prismatic 
Fracture
Brittle - Conchoidal 
Hardness
4-5 

Data courtesy of Webmineral.

Collection
Arnold G Hampson Collection

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