… In this study, we determine the isotopic composition of sulfides produced by natural … of
marine sediments, and we compare these fractionations to the isotopic composition of solid sulfide …

… sulfur cycle is developed to calculate theoretical distrlbutions of stable sulfur Isotopes in marine
sediments… are considered as well as the bacterial isotope fractionation and the degree of …

… in marine sediments are sulfur isotope fractionation factors … sulfur isotope fractionation in
marine sediments is hinged on the assumption that physiological conditions in marine sediment …

… > 47‰ over geologic history (2) thus might simply be related to the lack of preservation of
deep-sea sediments. Euxinic basins also exhibit a wide range of δ 34 S sulfate-…

… marine sediments is the large amount of reduced sulfur (dominantly pyrite, but also acid-volatile
sulfide, elemental sulfur, and dissolved sulfide… Such reduced sulfur is sometimes present …

… Sulfur isotope fractionation experiments during bacterial … -reducing bacteria from Arctic
marine sediments with year-round … The experimentally determined isotopic fractionations varied …

… the small range of sulfur (S) isotope variability (<10‰) in Archean sedimentary pyrites was
due to the suppression of biologically imparted S isotope fractionation at low sulfate levels (>…

… isotope fractionation accompanying elemental sulfur disproportionation contributes to the 34S
depletion of sedimentary sulfides … normal coastal marine sediments metabolizing at similar …

… Experimental sulfur isotopic fractionation factors for sulfide minerals are limited to a few …
The activity of sulfate-reducing bacteria in marine sediments throughout most of geological …

… of sulfur in marine sediments and euxinic waters. We documented isotope fractionations during
… pure bacterial cultures from marine and freshwater environments. We also measured the …