Pósfai M.; Cziner K.; Márton E.; Márton P.; Buseck P.R.P.R.; Frankel R.B.; Bazylinski D.A.(2001)
Sedimentary greigite (Fe3S4) can form either by ''biologically controlled'' or by ''biologically induced mineralization'' (BCM and BIM, respectively). In order to identify the origin of magnetic Fe sulfides, we studied and ...
Chemical stratification occurs in the water columns and sediments of many aquatic habitats resulting in vertical chemical and redox gradients. Various types of microorganisms are often associated with specific depths and ...