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Arsenopyrite

#PD33385

Arsenopyrite

#PD33385
Availability
Sold
Price
$50.00
Size
3 x 5 x 3 cm - Miniature 
Formula
FeAsS (RRUFF)
Locality
Pachapaqui dist, Bolognesi prov., Ancash dept., Peru
Tagged
sulfide

Sharp needle like crystals of Arsenopyrite to 7mm that jet out like skyscrapers among a matrix dotted with termanated Quartz crystals. 

Arsenopyrite

Formula
FeAsS 
Crystal System
Monoclinic 
Crystal Habit
Striated, Euhedral Crystals, Prismatic 
Cleavage
one distinct 
Luster
Metallic 
Color
tin white, light steel gray 
Streak
black 
Geological Setting
Widespread. Most commonly found in medium to high temperature veins.  
Class
Monoclinic - Prismatic 
Fracture
Brittle 
Hardness
5.5 to 6 

Data courtesy of Webmineral.

Collection
Phillips Collection

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