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Arsenolite

#48426

Arsenolite

#48426
Availability
Sold
Size
7.5 x 3.5 x 2.5 cm - Sm Cabinet 
Formula
As2O3 (RRUFF)
Locality
Schmöllnitz, Gelnica Co., Košice Region, Slovakia

Colorless octahedral crystals of Arsenolite to 5mm on edge on native Arsenic. Originally from Northwestern University. This is by all accounts, a fantastic legacy specimen from an important historic mining district.  Several labels including the original Northwestern University - Chicago label.

Arsenolite

Formula
As2O3 
Crystal System
Isometric 
Crystal Habit
Earthy, Encrustations 
Cleavage
Perfect, Perfect, Perfect 
Luster
Vitreous - Dull 
Color
blue, white, light yellow, red 
Streak
white 
Class
Isometric - Hexoctahedral 
Fracture
Conchoidal 
Hardness
1.5 

Data courtesy of Webmineral.

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