|
USA | |
| (2005) Mineral Resources Data System (MRDS), US Geological Survey. |
| Good, D., Borysenko, J., McBride, J., Walford, P., Smyk, M., Hollings, P., ... & Corkery, J. (2010) Cu-Ni-PGE Deposits in Mafic Intrusions of the Lake Superior Region June 24-30, 2010. 11th International Platinum Symposium |
| McSwiggen, P. L. (1999) Platinum-palladium group minerals, gold, silver, and cobalt in the Minnamax copper-nickel sulfide deposit, Duluth Complex, northeastern Minnesota. Minnesota Geological Survey Report of Investigations 54 5th International Platinum Symposium Bulletin of The Geological Society of Finland Number 61, Part 1,1989,1-64 |
| (2005) Mineral Resources Data System (MRDS), US Geological Survey. |
| (2005) Mineral Resources Data System (MRDS), US Geological Survey. |