These diamonds seem to be returning confirmation, and a few new surprises, of whats happening deep within Earth, says Steven Shirey, a geochemist at the Carnegie Institution for Science in Washington, D.C., who was not involved in the study. One of the biggest surprises, he suggests, is evidence
Date: Mar 08, 2018
Category: Science
Source: Google
Earth's rarest diamonds formed in pockets of liquid metal
and chemically isolated since then, they are a window into the environment in which the gem crystallized. The diamonds have delivered these well-preserved materials to us at the surface, says study co-author Steven Shirey, a geochemist at the Carnegie Institution for Science in Washington, D.C.