The Very Deep Origin of the World’s Biggest Diamonds
Explores an exceptional family of diamonds, referred to as “CLIPPIR” (Cullinan-like, Large, Inclusion-Poor, Pure, Irregular, and Resorbed), that formed in a superdeep environment.
Lizard Skin on Deformed Diamond
The surface texture of a diamond is affected by the gemstone’s structure.
The Foxfire Diamond, Revisited
The 187.63 ct rough diamond from Canada’s Diavik mine shows surprising reactions to ultraviolet light.