John W. Valley
id:
john-w-valley-253-18315968
title:
John W. Valley
text:
John Williams Valley is an American geochemist and petrologist. He is an expert on stable isotope geochemistry, especially as applied to understanding the evolution of the Earth's crust.
brand slug:
wiki
category slug:
encyclopedia
description:
American geochemist and petrologist
original url:
https://en.wikipedia.org/wiki/John_W._Valley
date created:
date modified:
2024-02-29T05:23:43Z
main entity:
{"identifier":"Q56103078","url":"https://www.wikidata.org/entity/Q56103078"}
image:
fields total:
13
integrity:
14