supported by the National Natural Science Foundation of China (Grant No.41302070),the Fundamental Research Funds for the Central Universities (310827173401,310827153407),China Regional Geological Surv
Coniopteris was a ubiquitous plant of the Jurassic and Cretaceous periods and played animportant role in the flora of the time. However, its anatomical structur
In this study, we present zircon U-Pb ages, whole-rock geochemical data and Hf isotopic compositions for the Meiguifeng and Arxan plutons in Xing’an Massif, Gr
The regular variations in magmatic activities along the Northwest Pacific plate have been littlestudied in spite of their importance. In this contribution, syst