国家重点基础研究计划973计划2015CB453006;国家青年自然科学基金41502195;中国地质调查局地质调查项目DD20160127共同资助.Supported by National Key Basic Research Program of China 973 Program2015CB453006;Youth Science Funds of National Natural Science Foundation41502195;Geological Survey Program of China Geological SurveyDD20160127