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USA | |
| Foley, D. J. (2011). Petrology and Cu-Ni-PGE mineralization of the Bovine Igneous Complex, Baraga County, Northern Michigan. Masters thesis University of Minnesota. |
| Bornhorst T. J. and Barron R. J., (2013), Field Trip Guidebook, Institute on Lake Superior Geology |
| Heinrich, E. W., Robinson, George Willard (2004) Mineralogy of Michigan (2nd ed.) A.E. Seaman Mineral Museum and Michigan Technological University. 252pp. |
| Lundin Mining |
| Heinrich, E. W., Robinson, George Willard (2004) Mineralogy of Michigan (2nd ed.) A.E. Seaman Mineral Museum and Michigan Technological University. 252pp. |