Home Arsenopyrite
II - Sulfides
Crystal habit of  Arsenopyrite Arsenopyrite

Name   Arsenopyrite
Chemistry   FeAsS
Hardness   5.5 - 6
Lustre   metallic
Colour   tin white to light steel grey
Streak   black 
Density [g/cm3]   5.9 - 6.2
Crystal habit   monoclinic - prismatic
Cleavage, Fracture   [110] distinct
other characteristics and occurrences   prismatic, straited crystals, due to twinning often pseudorhombic
associated with gold and cobalt in sulfur deposits, with tin, gold, silver and nickel in pegmatitic-pneutmatolytic deposits

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© 2004 Büro für angewandte Mineralogie · Dr. Stephan Rudolph · D-47918 Tönisvorst
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