The D” seismic discontinuity is one of the most prominent and enigmatic seismic anomalies in Earth’s lower mantle, and its origin remains unclear. Since the discovery of the post-perovskite phase, ...
Fig. 3: Photomicrographs of major inclusions in the 1.5 carat diamond investigated in this work, in addition to inclusions 5 and 11. X-ray diffraction measurements were performed using a Rigaku–Oxford ...