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USA | |
- Darrington Mining District
| Aleksandrov, S. M. (2005). Genesis and Composition of Borate and Sulfide Mineralization in the Mount Jumbo Dunite, Snohomish County, Washington, United States. Geochemistry International, 43(3), 277-289. Cannon, Bart (1975) Minerals of Washington. Cordilleran, Mercer Island, WA. |
- Monte Cristo Mining District
| (2005) Mineral Resources Data System (MRDS), US Geological Survey. Derkey, Robert E., Joseph, Nancy L., Lasmanis, Raymond (1990, November) Metal Mines of Washington - Preliminary Report. Open File Report 90-18. Washington Division of Geology and Earth Resources Cannon, Bart (1975) Minerals of Washington. Cordilleran, Mercer Island, WA. Valentine, Grant M., Huntting, Marshall T. (1960) Part II - Metallic Minerals, in Inventory of Washington Minerals. Vol II. Bulletin 37, Washington Geological Survey. Milton, C., & Milton, D. J. (1958). Nickel-gold ore of the Mackinaw mine, Snohomish County, Washington. Economic Geology, 53(4), 426-447. |
- North Fork of the Sultan River
| Cannon, Bart (1975) Minerals of Washington. Cordilleran, Mercer Island, WA. |
| Cannon, Bart (1975) Minerals of Washington. Cordilleran, Mercer Island, WA. |
| Cannon, Bart (1975) Minerals of Washington. Cordilleran, Mercer Island, WA. |