[Rockhounds] In Addition to Perovskite, There is "Ice"

[Paul]

What scientists found trapped in a diamond:
a type of ice not known on Earth
Los Angeles Times, March 9, 2018
http://www.latimes.com/science/sciencenow/la-sci-sn-water-in-diamonds-20180308-story.html

Diamond inclusions suggest free flowing
water at boundary between upper and lower
mantle, March 9, 2018 by Bob Yirka
https://phys.org/news/2018-03-diamond-inclusions-free-boundary-upper.html

the paper is:

O. Tschauner, S. Huang, E. Greenberg, V. B. Prakapenka, C. Ma,
G. R. Rossman, A. H. Shen, D. Zhang, M. Newville, A. Lanzirott2,
and K. Tait, 2018, Ice-VII inclusions in diamonds: Evidence for
aqueous fluid in Earth's deep mantle. Science  09 Mar 2018:
Vol. 359, Issue 6380, pp. 1136-1139 DOI: 10.1126/science.aao3030
http://science.sciencemag.org/content/359/6380/1136

Yours,

Paul H.