General Information:
Chemical Formula:
AgAsS2
Composition:
(Molecular Weight = 246.92 gm)
Silver 43.69 % Ag
Arsenic 30.34 % As
Sulfur 25.97 % S
Empirical Formula:
AgAsS2
Locality:
Binnental, Valais, Switzerland.
Physical Properties:
Cleavage:
[100] Perfect
Color:
brown orange, light red, or orange red.
Density:
4.9
Diaphaniety:
Subtranslucent to opaque
Habits:
Pseudo Hexagonal - Crystals show a hexagonal outline., Pyramidal - Crystals are shaped like pyramids.,
Hardness:
1.5-2 - Talc-Gypsum
Luminescence:
Non-fluorescent.
Luster:
Sub Metallic
Streak:
vermilion red
More details...