| Bee Mining Co. Prospect | Alaska | | Occurrence |
| Benbow Ni-cu | Montana | Stillwater | Occurrence |
| Big Ledge Nickel-copper Prospect | Alaska | | Occurrence |
| Bluebird Ni-cu | Montana | Sweet Grass | Occurrence |
| Bohemia Basin Nickel-copper Prospect | Alaska | | Occurrence |
| Bohemia Basin Nickel-copper Prospect | Alaska | | Occurrence |
| Bohemia Basin Prospect | Alaska | | Prospect |
| Boulder River Ni-cu Riverside | Montana | Sweet Grass | Occurrence |
| Brady Glacier | Alaska | | Prospect |
| Brady Glacier Nickel-copper Deposit | Alaska | | Prospect |
| Chrome Lake Ni-cu | Montana | Stillwater | Occurrence |
| Crescent Creek Ni-cu | Montana | Sweet Grass | Occurrence |
| Crescent Peak Ni-cu | Montana | Sweet Grass | Occurrence |
| Davison Bay Nickel-copper Prospect | Alaska | | Occurrence |
| Dick | Washington | Chelan | Occurrence |
| East Of Davison Bay Nickel-copper Prospect | Alaska | | Occurrence |
| Emerick Prospect | Alaska | | Prospect |
| Frost Prospect | Maine | Washington | Occurrence |
| Funter Bay Nickel Deposit | Alaska | | Past Producer |
| Funter Bay, Admiralty Island-nickel Deposit, Alaska | Alaska | | Occurrence |
| Haley And Hanlon Copper-nickel Prospect | Alaska | | Occurrence |
| Hall Mountain Nickel Deposit-1 | Idaho | Boundary | Occurrence |
| Harriman Prospect | Maine | Knox | Occurrence |
| Illinois River Sulfide Occurrence | Oregon | Josephine | Occurrence |
| Intial Ni-cu | Montana | Sweet Grass | Occurrence |
| Iron Mountain Ni-cu Camp | Montana | Sweet Grass | Occurrence |
| Iron Mountain Ni-cu Iron Creek | Montana | Sweet Grass | Occurrence |
| Lost Creek Quartz Prospect | Oregon | Wallowa | Prospect |
| Mertie Lode Prospect | Alaska | | Occurrence |
| Michigan Nickel Deposits | Michigan | Keweenaw | Prospect |
| Mineral Lake Cu-ni Prospect | Wisconsin | Ashland | Occurrence |
| Mirror Harbor Copper-nickel Prospect | Alaska | | Occurrence |
| Montgomery Prospect | Idaho | Boundary | Prospect |
| Mouat Ni-cu Verdegris Creek | Montana | Stillwater | Prospect |
| Moxie Pond (black Narrows) Pyrrhotite | Maine | Somerset | Occurrence |
| Northmet Project | Minnesota | St. Louis | Prospect |
| Nye Basin Ni-cu Lip | Montana | Stillwater | Occurrence |
| Reger Pyrrhotite | Alaska | | Occurrence |
| Robert's Pgm (near Middle Fork Of Kuskokwim River) | Alaska | | Prospect |
| Serpentine Deposit | Minnesota | St. Louis | Unknown |
| Skek City Mine | Colorado | Custer | Prospect |
| South Filson Creek Deposit | Minnesota | Lake | Prospect |
| Tilicum Prospect | Idaho | Shoshone | Occurrence |
| Unnamed | Alaska | | Prospect |
| Unnamed (near Desolation Glacier) | Alaska | | Occurrence |
| Unnamed (near Heart Mtn) | Alaska | | Occurrence |
| Unnamed (north Wall Of South Crillon Glacier) | Alaska | | Occurrence |
| Unnamed (north Wall Of South Crillon Glacier) | Alaska | | Occurrence |
| Unnamed (northwest Flank Of Reindeer Hills) | Alaska | | Occurrence |
| Unnamed (southeast Of Upper Finger Glacier) | Alaska | | Occurrence |