Affiliation: | 1.School of Geosciences,China University of Petroleum,Qingdao,China;2.Laboratory for Marine Mineral Resources,Qingdao National Laboratory for Marine Science and Technology,Qingdao,China;3.Department of Geoscience,Aarhus University,Aarhus C,Denmark;4.Department of Geosciences,University of Oslo,Oslo,Norway |