Highlights First estimation of equilibrium Sb isotope fractionation factors among Sb minerals.PBEsol pseudopotential best reproduces Sb mineral lattices and Raman frequencies.Factors affecting Sb isotope fractionation: Sb oxidation > change in Sb first-neighbour...
Abstract Antimony isotopes have been recently used as geochemical tracers for archeological or environmental purposes. The purification of antimony in samples with a low Sb concentration and a complex matrix is a critical step to measure the 123Sb/121Sb ratio by...
Highlights C and N stable isotopes were measured in four compartments of Lake Titicaca.Anthropogenic discharge affects baseline C and N isotope signatures.C recycling from soil, anthropogenic and lacustrine sources affect the δ13C signature.δ15N signatures track...