The Weishan REE deposit is located at the eastern part of North China Craton(NCC),western Shandong Province.The REE-bearing carbonatite occur as veins associate
<正>1.Introduction Geomicrobiology as an interdisciplinary area has achieved great progress during the past two decades(Dong and Yu,2007). Geomicrobiology invol
The 2018 Geoscience Frontiers Annual Convention was held at the China University of Geosciences(Beijing),China,during September 20,2018(Fig.1).This convention a
<正>In more than 4 Ga of geological evolution,the Earth has twice gone through extreme climatic perturbations, when extensive glaciations occurred,together with