1. Guangxi Key Laboratory of Hidden Metallic Ore ExplorationGuilin University of Technology Guilin Guangxi China
2. Collaborative Innovation Center for Exploration of Hidden Nonferrous Metal, Deposits and Development of New Materials in GuangxiGuilin University of Technology Guilin Guangxi China
3. Guangxi Institute of Geological Survey Nanning Guangxi China
4. University of Maine at Presque Isle Presque Isle Maine USA