Microbial activity recorded in Neoarchean iron formations from Carajás (Brazil) - Siciliano, E.; Busigny, Vincent; Lalonde, Stefan V.; Rossignol, Camille; Narduzzi, Francesco; Teixeira, L.; Zapparoli, Adriana; Babinski, Marly; Philippot, Pascal (Goldschmidt Conference, 2020)