CaSiO3 perovskite in diamond indicates the recycling of oceanic crust into the lower mantle

F. Nestola (), N. Korolev, M. Kopylova, N. Rotiroti, D. G. Pearson, M. G. Pamato, M. Alvaro, L. Peruzzo, J. J. Gurney, A. E. Moore and J. Davidson
Additional contact information
F. Nestola: Università degli Studi di Padova
N. Korolev: Ocean and Atmospheric Sciences, University of British Columbia
M. Kopylova: Ocean and Atmospheric Sciences, University of British Columbia
N. Rotiroti: Università degli Studi di Milano
D. G. Pearson: University of Alberta
M. G. Pamato: University College London
M. Alvaro: University of Pavia
L. Peruzzo: CNR-Istituto di Geoscienze e Georisorse, Sezione di Padova
J. J. Gurney: University of Cape Town
A. E. Moore: Rhodes University
J. Davidson: Petra Diamonds

Nature, 2018, vol. 555, issue 7695, 237-241

Abstract: The composition of natural calcium silicate perovskite, the fourth most abundant mineral in the Earth, found within a diamond indicates an origin from oceanic crust subducted deeper than 700 kilometres into the Earth’s mantle.

Date: 2018
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DOI: 10.1038/nature25972

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