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老岩石带太岩和细粒奥花岗岩的SHRIMP测年结果和地球化学组成。