General Information:
Chemical Formula:
PbCu3(Ir,Pt)8S16
Composition:
(Molecular Weight = 2,454.37 gm)
Copper 7.77 % Cu
Iridium 46.99 % Ir
Platinum 15.90 % Pt
Lead 8.44 % Pb
Sulfur 20.90 % S
Empirical Formula:
PbCu3Ir6Pt2S16
IMA Status:
Approved IMA 1983
Locality:
Inagli massif, Yakutia, Russia.
Name Origin:
Named for the locality.
Physical Properties:
Cleavage:
[???] Good, [???] Good
Color:
steel gray.
Diaphaniety:
Opaque
Habits:
Microscopic Crystals - Crystals visible only with microscopes., ,
Hardness:
5.5 - Knife Blade
Luster:
Metallic
More details...