This research was supported by the Project for Hundred Talent Youth of the Ministry of Land and Resources of China;the National Natural Science Foundation of China(Grant No.40272097).
The petrological and geochemical features of the bed parallel granitic intrusion in the Pre-Cambrian Baoban group in Hainan Island attest to the anatexis origin of the granites. U-Pb dating analyses of zircons from th...