JZn-1 is a crude ore from the Kamioka Pb-Zn mine in Gifu Prefecture, Japan, consisting of hedenbergite, quartz, calcite, sphalerite and epidote . A marine hydrothermal sulfide sample QS-1 collected from the Wocan Hydrothermal Field on the slow-spreading Carlsberg Ridge in the Indian Ocean [ 30 ] was analyzed to verify the accuracy and precision ...