All Articles tagged ferruginous

• Science Paper
  October 01, 2017 EDT
  Oxygen, Climate and the Chemical Evolution of a 1400 Million Year Old Tropical Marine Setting
  Xiaomei WangShuichang ZhangHuajian WangChristian J. BjerrumEmma U. HammarlundEmma R. HaxenJin SuYu WangDonald E. Canfield

  The Xiamaling Formation is an exceptionally well-preserved sedimentary succession deposited on a marine passive margin about 1400 million years ago. We used a multi-proxy approach, including iron speciation, trace metal...

  Abstract