Michigan Technological University, Department of Geological and Mining Eng. and Sci. 1400 Townsend Drive, Houghton, MI 49931, United States
Michigan Technological University, Department of Geological and Mining Eng. and Sci. 1400 Townsend Drive, Houghton, MI 49931, United States ;
Michigan Technological University, Department of Geological and Mining Eng. and Sci. 1400 Townsend Drive, Houghton, MI 49931, United States ;
Michigan Technological University, Department of Geological and Mining Eng. and Sci. 1400 Townsend Drive, Houghton, MI 49931, United States ;
University of Bristol, Department of Earth Sciences Wills Memorial Building Queen's Road, Bristol, BS8 1RJ, United Kingdom ; Michigan Technological University, Department of Geological and Mining Eng. and Sci. 1400 Townsend Drive, Houghton, MI 49931, United States ;