JIN Zhenmin, YU Ridong, YANG Wencai, OU Xingong China University of Geosciences, Wuhan, Graduate School of China University of Geosciences, Wuhan, Institute of Geology, Chinese Academy of Geological Sciences, Beijing,.2003. Mantle-derived Xenoliths of Peridotite from Pingmingshan, Donghai County, Jiangsu Province and Their Implications for Deep Structures[J]. Acta Geologica Sinica,77(4):451-462