Questioning the evidence for Earth's oldest fossils

Structures resembling remarkably preserved bacterial and cyanobacterial microfossils from ∼3,465-million-year-old Apex cherts of the Warrawoona Group in Western Australia currently provide the oldest morphological evidence for life on Earth and have been taken to support an early beginning for oxyge...

Full description

Saved in:

Bibliographic Details
Published in:	Nature (London) Vol. 416; no. 6876; pp. 76 - 81
Main Authors:	Brasier, Martin D, Green, Owen R, Jephcoat, Andrew P, Kleppe, Annette K, Van Kranendonk, Martin J, Lindsay, John F, Steele, Andrew, Grassineau, Nathalie V
Format:	Journal Article
Language:	English
Published:	London Nature Publishing 07-03-2002 Nature Publishing Group
Subjects:	Archaea Bacteria Carbon Isotopes Chert Crystallization Cyanobacteria Cyanophyta Earth Earth sciences Earth, ocean, space Exact sciences and technology Fossils Fractionation Geology Image Processing, Computer-Assisted Invertebrate paleontology Isotope fractionation Marine Metal geology Metallic and non-metallic deposits Microbiological Techniques Minerals - analysis Paleontology Photosynthesis Prehistoric era Spectrum Analysis, Raman Stratigraphy Time Australia Western Australia Australia, Western Australia, Warrawoona Group microfossils chert O-18/O-16 bacteria Australasia fossils image analysis Precambrian photosynthesis volcanic glass hydrothermal alteration electron microscopy hydrothermal deposits chemical analysis methodology clastic rocks sulfides morphology breccia C-13/C-12 volcanic rocks biomarkers igneous rocks Raman spectroscopy chemically precipitated rocks sedimentary rocks veins mineralization prokaryotes microorganisms Cyanophyta isotope fractionation geometry Archean
Online Access:	Get full text
Tags:	Add Tag No Tags, Be the first to tag this record!

Be the first to leave a comment!