Bloodstone
| Also known as | Chalcedony (Chalcedony family) |
|---|---|
| Colour | Green, Red |
| Mohs hardness | 6–7 |
| Lustre | Waxy, vitreous, dull, greasy, silky |
| Streak | White |
| Crystal system | Trigonal (quartz) or monoclinic (moganite) |
| Transparency | Translucent |
| Cleavage | Absent |
| Fracture | Uneven, splintery, conchoidal |
| Chemical formula | (silica) |
| Specific gravity | 2.59–2.61 |
What is Bloodstone?
Bloodstone may refer to:Heliotrope (mineral) or bloodstone, a form of chalcedony
How to identify Bloodstone
- Lustre: Waxy, vitreous, dull, greasy, silky.
- Hardness: Mohs 6–7 — about as hard as a steel knife.
- Streak: White.
- Habit: Trigonal (quartz) or monoclinic (moganite) crystal system.
Stones often confused with Bloodstone
Frequently asked questions
How hard is Bloodstone?
Bloodstone is Mohs 6–7 on the hardness scale.
What colour is Bloodstone?
Bloodstone is typically green, red.