Deep carbon through time: Earth’s diamond record and its implications for carbon cycling and fluid speciation in the mantle

D. Howell, Thomas Stachel, Richard A. Stern, D. Graham Pearson, Fabrizio Nestola, Matthew F. Hardman, Jeff W. Harris, A. L. Jaques, Steven B. Shirey, Pierre Cartigny, Karen V. Smit, Sonja Aulbach, Frank E. Brenker, Dorrit E. Jacob, Émilie Thomassot, Michael J. Walter, Oded Navon