Life associated with a 2.76 Ga ephemeral pond?: evidence from Mount Roe #2 paleosol
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Dark sericitic material at and near the top of the 2.765 +/- 0.01 Ga Mount Roe #2 paleosol in Western Australia contains 0.05-0.10 wt% organic carbon with delta 13C values between -33% and -51% PDB (Peedee belemnite). Such negative isotopic values strongly ind... ...
