An Example of a Super-deep Diamond From the Cullinan Mine (IMAGE)

University of Alberta

An Example of a Super-deep Diamond From the Cullinan Mine

Caption

An example of a super-deep diamond from the Cullinan Mine, where scientists recently discovered a diamond that provides first evidence in nature of Earth's fourth most abundant mineral--calcium silicate perovskite--indicating very deep recycling of oceanic crust.

Credit

Petra Diamonds

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