General Information:
Chemical Formula:
Ag9SbTe3(S,Se)3
Composition:
(Molecular Weight = 1,595.01 gm)
Silver 60.87 % Ag
Antimony 7.63 % Sb
Tellurium 24.00 % Te
Selenium 2.48 % Se
Sulfur 5.03 % S
Empirical Formula:
Ag9SbTe3S2.5Se0.5
Environment:
Au-Ag deposits.
IMA Status:
Approved IMA
Locality:
Vyskovol'tnoye, Tian Sham, Uzbekistan.
Name Origin:
Named from the initials of the Russian name for the Central Scientice-Research Institute of Geological Prospecting in Moscow.
Physical Properties:
Color:
dark gray.
Density:
7.38
Diaphaniety:
Opaque
Habits:
Microscopic Crystals - Crystals visible only with microscopes., Anhedral Grains - Granular minerals without the expression of crystal shapes,
Hardness:
3.5 - Copper Penny
Luster:
Metallic
More details...