The SHRIMP age data and geochemical results of the Palaeoarchaean dioritic gneiss and fine-grained trondhjemite of the ancient Dongshan rock belt from the Anshan area are reported in this paper.

本文报道东山古老岩石带古太古代闪质片麻岩和细粒奥花岗岩SHRIMP结果和地球化学组成。