<b>Chromite as a key player on highly siderophile elements and osmium isotope compositions of the refractory mantle</b>

Highly siderophile elemental concentrations and Re-Os isotope compositions of chromite separates, matrix and magnetite of chromitites from Pozantı-Karsantı and Kızıldağ ophiolites.采自波赞蒂-卡尔桑蒂（Pozantı-Karsantı）和基兹尔达格（Kızıldağ）蛇绿岩的铬铁矿分离物、铬铁矿体基质及磁铁矿的强亲铁元素含量与铼-锇同位素组成