| Pink Diamond | |
|---|---|
 Some polished pink diamonds | |
| General | |
| Category | Native minerals |
| Formula (repeating unit) | C |
| Strunz classification | 1.CB.10a |
| Crystal system | Cubic |
| Crystal class | Hexoctahedral (m3m) H-M symbol: (4/m 3 2/m) |
| Identification | |
| Formula mass | 12.01 g/mol |
| Color | Faint pink to deep pink |
| Crystal habit | Octahedral |
| Twinning | Spinel law common (yielding "macle") |
| Cleavage | 111 (perfect in four directions) |
| Fracture | Conchoidal (shell-like) |
| Mohs scale hardness | 10 (defining mineral) |
| Luster | Adamantine |
| Diaphaneity | Transparent to subtransparent to translucent |
| Specific gravity | 3.52±0.01 |
| Density | 3.5–3.53 g/cm3 |
| Polish luster | Adamantine |
| Optical properties | Isotropic |
| Refractive index | 2.418 (at 500 nm) |
| Birefringence | None |
| Pleochroism | None |
| Dispersion | 0.044 |
| Melting point | Pressure dependent |
| References | [1] |
Pink diamond is a type of diamond that has pink color. The source of their pink color is greatly debated in the gemological world but it is most commonly attributed to plastic deformation that these diamonds undergo during their formation.[2]
Pink diamonds belong to a category of diamonds called color diamonds, the generic name for all diamonds that exhibit any sort of color.[2] Pink diamonds range from flawless to included, as do colorless diamonds.
- ^ "Diamond". WebMineral. Retrieved July 7, 2009.
- ^ a b Rachminov, E. (2009). The Fancy Color Diamond Book: Facts and Secrets of Trading in Rarities. New York: Diamond Odyssey. ISBN 978-9659149902.