The thermodynamic calculation of dehydration reacton suggests very low activity of H2O during metamorphic peak of the Archaean granulite complex in the region s
The Sr, Nd and Pb isotopic characteristics of the Wudang basic dyke swarms and ba sic volcanics of the Yaolinghe Group show that they were derived from the same
During the paleozoic,the Northern Tianshan region of China in Central Asia consists of 7 allochthonous terranes which were situated in the ancient sino-Mongoli