Yitian Wang (Chinese Academy of Geological Sciences Institute of Mineral Resources, , , China), Professor Yongjun Shao (No Organisation - Home based - 0607264, , , ), Dr. Lingang Xu (China University of Geosciences (Beijing), , , ), Dr. Wei Li (China University of Geosciences (Beijing)...
Insightful and thorough reviews by three anonymous referees and excellent comments and support from Professor Barry Kohn and Doctor Guangwei Li at Melbourne University have helped us improve the paper significantly. We thank Tony Cockbain for his assistance with editing of the text. This work was fi...