Stibnite | |
Chemical Formula |
Sb2S3 |
Species |
Sulfides |
Crystal System |
Orthorhombic |
Mohs Scale |
2 |
Specific Gravity |
4.63 |
Color |
Lead-gray, tarnishing blackish or iridescent; in polished section, white |
Streak |
Similar to color |
Luster |
Metallic |
Diaphaneity |
Opaque |
Cleavage |
PerfectPerfect on , imperfect on |
Fracture |
Sub-Conchoidal |
Crystal Habit:Massive, radiating and elongated crystals. Massive and granular |