Haematite pseudomicrofossils present in the 3.5-billion-year-old Apex Chert

Raman microspectroscopy of some iron oxides and oxyhydroxides

Dalva Lúcia Araújo de Faria, S. Venâncio Silva, Maiara Oliveira · Journal of Raman Spectroscopy · 1997 · 3.1K citations

Natural Sciences, Earth Sciences, Geology +17

Microfossils of the Early Archean Apex Chert: New Evidence of the Antiquity of Life

J. William Schopf · Science · 1993 · 1.3K citations

Natural Sciences, Evolutionary Biology, Microbiology +16

Questioning the evidence for Earth's oldest fossils

Martin D. Brasier, Owen R. Green, A. P. Jephcoat et al. · Nature · 2002 · 956 citations

Natural Sciences, Earth Sciences, Paleontology +11

Early Archean (3.3-Billion to 3.5-Billion-Year-Old) Microfossils from Warrawoona Group, Australia

J. William Schopf, Bonnie Packer · Science · 1987 · 644 citations

Natural Sciences, Geology, Microbiology +16

Laser–Raman imagery of Earth's earliest fossils

J. William Schopf, Anatoliy B. Kudryavtsev, D. G. Agresti et al. · Nature · 2002 · 588 citations

Natural Sciences, Earth Sciences, Geology +13