General Information:
Chemical Formula:
Te
Composition:
(Molecular Weight = 127.60 gm)
Tellurium 100.0 % Te
Empirical Formula:
Te
Environment:
Hydrothermal vein mineral.
Locality:
Facebaj, Transylvania, Romania.
Name Origin:
Named after the element, Latin, tellus = "earth."
Physical Properties:
Cleavage:
[100] Good
Color:
white or grayish white.
Density:
6.2
Diaphaniety:
Opaque
Habits:
Massive - Uniformly indistinguishable crystals forming large masses., Columnar - Forms columns,
Hardness:
2-2.5 - Gypsum-Finger Nail
Luminescence:
Non-fluorescent.
Luster:
Metallic
Streak:
grayish white
More details...