General Information:
Chemical Formula:(As,Sb)11S18
Composition:(Molecular Weight = 1,530.10 gm)Antimony 21.88 %
SbArsenic 40.40 %
AsSulfur 37.72 %
S Empirical Formula: As8.25Sb2.75S18
IMA Status:Approved IMA 1969
Physical Properties: Cleavage:[100] Perfect, [010] Perfect, [101] Perfect
Color:golden yellow or lemon.
Density:3.98
Hardness:1.5 - Between Talc and Gypsum
Luster:Silky
Streak:orange
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