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Arsenopyrite

#49054

Arsenopyrite

#49054
Availability
Sold
Size
5 x 4.5 x 4 cm - Miniature 
Formula
FeAsS (RRUFF)
Locality
Panasqueira, Covilha, Castelo Branco dist., Portugal
Tagged
sulfide

An exceptional specimen of Arsenopyrite from arguably the world's best locality for this mineral. This specimen features large lustrous crystals to almost 3cm.

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.

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