This study is being financially supported by Chinese Academy of Science(KZCX1-107 and KZCX2-104);National Nature Science Foundation(No.40073011)
The early Cretaceous trachytes of Donglingtai Formation in Xishan, Beijing are characterized by slight Eu negative anomaly and significant enrichment in LREE, LILE (Ba, K and Sr) and depletion of Nb-Ta-Ti, Th-U. These...
This work was jointly supported bythe National Natural Science Foundation of China (Grant Nos. 49873011 and 40073011); the Chinese Ministry of Science and Technology (Grant Nos. G1999075504 and G1999043302).
Two eruption episodes are identified through systematic field investigations and K-Ar dating of the late Mesozoic volcanic rocks in the North Huaiyang belt (NHB), Dabie orogenic belt, of which the earlier volcanic sui...