‘Almost Impossible’ Deep-Earth Diamonds Confirm How These Gems Form
September 22, 2025 3 min read Deep-Earth Diamonds Reveal ‘Almost Impossible’ Chemistry Seemingly contradictory materials are trapped together in two glittering diamonds from South Africa, shedding light on how diamonds form By Stephanie Pappas edited by Andrea Thompson Yael Kempe and Yakov Weiss A pair of diamonds that formed hundreds of kilometers deep in Earth’s…
