Research Article

The Mesozoic Tectonic Dynamics and Chronology in the Eastern North China Block

Table 2

40Ar/39Ar precise dating results of individual minerals in the eastern Jiaodong Peninsula [20].

Sample position and sample numberLithologyMinerals selectedSerial number 40Ar/39Ar plateau age, MaTectonic setting of samples

Qiandao01120905Granite gneissBiotiteR03020 1 2 6 . 4 9 ± 0 . 2 3 Shidao shear zone
Beiqishan01121002Granite gneissBiotiteR03002 1 2 6 . 5 9 ± 0 . 2 2 Shidao shear zone
Daoxitou01121005Granite gneissBiotiteR03026 1 2 5 . 7 2 ± 0 . 1 5 Shidao shear zone
Dashijia01120908BGranite gneissBiotiteR03005 1 8 8 . 9 6 ± 0 . 5 0 Rongcheng nappe
Dashijia01120908HGranite gneissHornblendeR03019 1 9 6 . 0 4 ± 0 . 2 8 Rongcheng nappe
Zetou01120807Granite myloniteMuscoviteR03009 1 9 2 . 1 3 ± 0 . 4 6 Mishan nappe
Xilongjia01121101Granite gneissBiotiteR03008 1 2 4 . 2 0 ± 0 . 2 1 Rongcheng shear zone
Wanggezhuang01121504Quartzofeldspathic myloniteBiotiteR03025 1 2 2 . 8 2 ± 0 . 2 8 Mouping shear zone