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0 item @ $0.00  

Chapmanite

#51044

Chapmanite

#51044
Availability
Sold
Size
6 x 5 x 3.5 cm - Sm Cabinet 
Formula
Fe3+2Sb3+(SiO4)2(OH) (RRUFF)
Locality
Victoria vein, Cerro Piojo, Durango mun., Durango, Mexico

Chapmanite is an alteration product of antimony minerals. This specimen shows earthy lime green crusts of Chapmanite, which has been verified by XRD. The first photo is the true color, which is a bit washed out of the other photos.

Chapmanite

Formula
Fe3+2Sb3+(SiO4)2(OH) 
Crystal System
Monoclinic 
Crystal Habit
Earthy, Granular 
Luster
Adamantine 
Color
yellowish green, yellow, olive green 
Streak
yellowish green 
Class
Monoclinic - Domatic 
Fracture
Uneven 
Hardness
2.5 

Data courtesy of Webmineral.

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