Appearance | Black or brownish-black, solid |
Texture | Granular or lumped |
Density | 1.1 - 1.5 g/cm³ |
Hardness | Varies, typically 2 - 3 on Mohs scale |
Specific Gravity | 1.3 - 1.7 |
Moisture Content | 1% - 30% (depending on type) |
Ash Content | 5% - 50% (depending on type) |
Volatile Matter | 10% - 40% |
Fixed Carbon | 40% - 90% |
Calorific Value | 4000 - 8000 kcal/kg (depending on type) |
Sulfur Content | 0.5% - 6% |
Carbon Content | 40% - 90% |
Particle Size | Varies from fine powder to lumps |