Funding for this research was provided by:
National Natural Science Foundation of China (41473042)
National Key R&D Program of China (2017YFC0601404)
MOST Special Fund from the State Key Laboratory of Geological Processes and Mineral Resources (MSFGPMR03-2)
Article History
Received: 17 September 2017
Accepted: 4 February 2018
First Online: 15 February 2018