Tag Archive for 'Orapa kimberlite pipe'

This diamond from Botswana contains tiny inclusions of davemaoite. Image credit: Aaron Celestian, Natural History Museum of Los Angeles County.

New Mineral Found inside Deep-Mantle Diamond: Davemaoite

Nov 17, 2021 by News Staff

Calcium silicate perovskite (CaSiO3) is arguably the most geochemically important phase in the Earth’s lower mantle, because it concentrates elements...