Science
New Mineral Found inside Deep-Mantle Diamond: Davemaoite – Sci-News.com – Devonport Online News
Calcium silicate perovskite (CaSiO3) is arguably the most geochemically important phase in the lower mantle of the Earth.

Calcium silicate perovskite (CaSiO3) is arguably the most geochemically important phase in the Earths lower mantle, because it concentrates elements that are incompatible in the upper mantle. No one has ever successfully retrieved this high-pressure compound……
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