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.

本文报道了该区东山古老岩石带古太古代闪长质片麻岩和细粒奥长花岗岩SHRIMP测结果和地球化学组成。