Accumulation of transition metals and metalloids in sulfidized stromatolites of the 3.48 billion–year–old Dresser Formation, Pilbara Craton
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DOI: 10.1016/j.precamres.2019.105534
Abstract: Abstract Stromatolites of the ~3.48 billion–year–old Dresser Formation (Pilbara Craton, Western Australia) provide some of the oldest convincing evidence of life on Earth. Here, we augment previous evidence with a detailed investigation of the concentrations… read more here.
Keywords: stromatolites billion; transition; transition metals; metals metalloids ... See more keywords
A Reconstructed Subaerial Hot Spring Field in the ∼3.5 Billion-Year-Old Dresser Formation, North Pole Dome, Pilbara Craton, Western Australia.
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DOI: 10.1089/ast.2019.2072
Abstract: Recent discoveries of geyserite and siliceous sinter with textural biosignatures in the ∼3.5 Ga Dresser Formation of the Pilbara Craton, Western Australia, extended the record of inhabited subaerial hot springs on Earth by ∼3 billion… read more here.
Keywords: hot spring; subaerial hot; spring; dresser formation ... See more keywords