At Bekker, N Planavsky, Birger Rasmussen, Bryan Krapez, A Hofmann, J Slack, O Rouxel, K Konhauser

2014

Treatise on Geochemistry

12

561-628

Elsevier

Iron formations are economically significant, iron-and silica-rich sedimentary rocks that are
restricted to Precambrian successions. There are no known modern or Phanerozoic
analogues for these deposits that are comparable in terms of areal extent and thickness.
Although many aspects of iron formation origin remain debatable, it is generally accepted
that secular changes in the style of deposition are genetically linked to plate tectonic
processes, mantle plume events, and evolution of Earth's surface environments. Two ...