Diamond
Real mineral · very rare · C
Pure carbon crystallised under extreme pressure exceeding 45 kilobars, at depths of 150 kilometres or more. Transported to the surface over millions of years by kimberlite volcanic pipes. The hardest known natural substance.
Identity
- Formula
- C
- Chemical class
- native_element
- Also known as
- Adamas, Brilliant (cut form)
Crystallography
- Crystal system
- cubic
- Habits
- octahedral, cubic, dodecahedral
- Fracture
- conchoidal
Physical properties
- Mohs hardness
- 10
- Density
- 3.51 g/cm³
- Luster
- adamantine
- Colors
- colorless, yellow, brown, blue, pink, red, green, black
- Transparency
- transparent, translucent, opaque
Geology
- Origins
- igneous, metamorphic
- Host rocks
- kimberlite, lamproite
- Associated minerals
- Olivine, Garnet, Enstatite, Ilmenite
- Geography
- South Africa, Russia, Botswana, Australia, Canada
Classification
- Rarity
- very rare
- Gem quality
- Yes
Arcane properties
- Affinity
- light, arcane
- Effects
- warding, planar travel
- Planar origin
- Material Plane
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