Calcite: hardness, streak, luster and crystal system
The properties that identify Calcite: its Mohs hardness, luster, streak colour and crystal system.
| Mineral | Mohs hardness | Luster | Streak | Crystal system |
|---|---|---|---|---|
| Calcite | 3 (defining mineral) | Vitreous to pearly on cleavage surfaces | White | Trigonal |
Common questions
- How hard is Calcite on the Mohs scale?
- 3 (defining mineral).
- What luster does Calcite have?
- Vitreous to pearly on cleavage surfaces.
- What colour is the streak of Calcite?
- White.
- What crystal system does Calcite have?
- Trigonal.
Related
- Mineral identification properties
- Corundum: hardness, streak, luster and crystal system
- Dolomite: hardness, streak, luster and crystal system
- Hematite: hardness, streak, luster and crystal system
- Rhodochrosite: hardness, streak, luster and crystal system
- Tourmaline: hardness, streak, luster and crystal system