title: Early Earth: Oxygen for heavy-metal fans.
authors.affiliation: Timothy W. Lyons and Christopher T. Reinhard are in the Department of Earth Sciences, University of California, Riverside, California 92521, USA. timothy.lyons@ucr.edu.
authors.forename: Timothy W
authors.initials: TW
authors.lastname: Lyons
authors.forename: Christopher T
authors.initials: CT
authors.lastname: Reinhard
mesh_terms: D000818:Animals; D001272:Atmosphere / Q000737:chemistry*; D001419:Bacteria / Q000378:metabolism; D002857:Chromium / Q000032:analysis* / Q000737:chemistry; D002859:Chromium Isotopes; D049690:History, Ancient; D007501:Iron / Q000032:analysis; D017895:Manganese Compounds / Q000378:metabolism; D010084:Oxidation-Reduction; D010087:Oxides / Q000378:metabolism; D010100:Oxygen / Q000032:analysis* / Q000378:metabolism*; D012623:Seawater / Q000737:chemistry
chemical_list: D002859:Chromium Isotopes; D017895:Manganese Compounds; D010087:Oxides; D002857:Chromium; D007501:Iron; D010100:Oxygen; C016552:manganese dioxide