Referência: min-42100-6
10 unidades- 3Eur
Carnelian is one of the form of chalcedony. The many forms of chalcedony are all varieties of microcrystalline quartz. Crystals are not visible.
Another form of chalcedony: Jasper (brown-red ou rarely green), Agate (different coloured bands), Flint (black to grey), Chert (black to grey but lacking conchoidal fracture) and Blood stone (Heliotropo).
Form: Microcrystalline varieties of quartz; fibrous massive
Carnelian is yellowish red mineral
Translucent
- Chemical group: Silica
- Hardness: 6.5-7
- Specific gravity: 2.58-2.65