Sep 10, 2020Diamonds Are Not Forever! Diamond DissolutionTrigons on a diamond from the Fort a la Corne deposit in Saskatchewan, Canada. Image by Janina Czas / University of Alberta. Trigons are...
Apr 26, 2020Kimberlites: Earth’s Diamond Delivery SystemDiamonds are the most amazing of gems. Just as amazing, however, is how natural diamonds reach Earth’s surface. Diamonds are formed 150...
May 26, 2019How old are diamonds? Are they forever?This is a sulphide mineral inclusion trapped in a diamond from Ellendale (Australia). The sulphides were broken out of the diamonds,...
May 26, 2019How do diamonds form in the deep Earth?Diamond geologists now have evidence for a wide range of diamond source fluid compositions, including carbonate-bearing fluids,...
May 26, 2019Diamonds help solve the enigma of Earth's deep waterRingwoodite is the high-pressure form of the mineral olivine (Mg2SiO4) that occurs between 520 and 660 km below the surface of the earth...