Tag Archive for 'Stromatolite'

Hand sample of Dresser Formation stromatolite with domical topography (arrowed). Image credit: Hickman-Lewis et al., doi: 10.1130/G50390.1.

3.5-Billion-Year-Old Australian Stromatolites Have Biogenic Origin, New Research Confirms

Nov 7, 2022 by News Staff

Stromatolites are solid, laminar structures reflecting complex interplays between microbial communities and their environment. Hand sample of Dresser Formation...

Stromatolites at Shark Bay, Western Australia. Image credit: Paul Harrison / CC BY-SA 3.0.

Viruses May Have Played Important Role in Creating Earth’s Earliest Lifeforms

Mar 4, 2021 by News Staff

Viruses may be the missing piece of the puzzle that could help explain how soft microbial mats transition into hard stromatolites that are prevalent in...

Baumgartner et al provide exceptional evidence for the biogenicity of some of Earth’s oldest stromatolites through preservation of organic matter, including microbial remains, by sulfidization. Image credit: Paul Harrison.

Organic Matter Found in 3.5-Billion-Year-Old Stromatolites

Oct 3, 2019 by News Staff

Researchers have found exceptionally preserved organic matter inside samples of rock from the 3.5-billion-year-old Dresser Formation in the Pilbara region...

Paleontologists Find ‘Bubbles of Oxygen’ in 1.6-Billion-Year-Old Stromatolites

Mar 6, 2018 by Enrico de Lazaro

An international research team led by Swedish Museum of Natural History scientists has found that stromatolites (solid, laminar structures of biological...

Giblin River stromatolites. Image credit: Proemse et al, doi: 10.1038/s41598-017-15507-1.

Scientists Find Ancient Life Form Thriving in Tasmania

Nov 14, 2017 by News Staff

Tasmanian scientists have found living stromatolites (oldest known life form) in the Giblin River catchment of the UNESCO-listed Tasmanian Wilderness World...

Spherical bubbles preserved in 3.48 billion-year-old hot spring deposits in the Dresser Formation provide evidence for early microbial life having lived on land. Image credit: University of New South Wales.

Earliest Signs of Microbial Life on Land Found in 3.48-Billion-Year-Old Hot Spring Deposits

May 10, 2017 by News Staff

Fossil evidence of early microbial life has been found in ancient hot spring deposits in the Dresser Formation in the Pilbara Craton, Western Australia,...

3.7-billion-year-old Isua stromatolites: isolated stromatolite (strom) and aggregate of stromatolites (stroms); locally, lamination is preserved in the stromatolites (blue lines); layering in the overlying sediment (red lines) onlaps onto the stromatolite sides; a weak tectonic foliation is indicated (green lines). Image credit: Allen P. Nutman et al.

Paleontologists Find 3.7-Billion-Year-Old Microbial Fossils in Greenland

Sep 1, 2016 by News Staff

An international team of scientists from Australia and the UK has uncovered the world’s oldest fossils in a remote area of Greenland, revealing that...