The Qiman Tagh W-Sn belt lies in the westernmost section of the East Kunlun Orogen,NW China,and is associated with early Paleozoic monzogranites,tourmaline is p
The East African Rift system(EARS)provides a unique system with the juxtaposition of two contrasting yet simultaneously formed rift branches,the eastern,magma-r
The subduction factories in convergent plate margins exert crucial control on recycling terrestrial components and returning to the overlying crust.The Nd and H