S- and Pb isotope composition of sulfide seperates from samples at the Niuata...

Note: polysulphide refers to a sulfate free mixture of pyrite, chalcopyrite and sphalerite.注释：多硫化物（polysulphide）指的是由黄铁矿（pyrite）、黄铜矿（chalcopyrite）与闪锌矿（sphalerite）组成的无硫酸盐混合物。