Name |
|
Antimonite
(Stibnite) |
Chemistry |
|
Sb2S3 |
Hardness |
|
2 |
Lustre |
|
metallic |
Colour |
|
lead grey, bluish lead grey or black |
Streak |
|
dark lead grey |
Density [g/cm3] |
|
4.6 - 4.7 |
Crystal habit |
|
orthorhombic, crystals
bladed, acicular, often bent or curved (due to twinning) |
Cleavage, Fracture |
|
[010] perfect |
other characteristics
and occurrences |
|
metastibnite = amorphous,
red modification of Sb2S3, partly containing Pb |
|
|
|