| Alger County | ||
| Grand Marais | lintonite, thomsonite | |
| Baraga County | ||
| Alberta | polianite | |
| Gogebic County | ||
| Ironwood | goethite | |
| Houghton County | algodonite | |
| Centennial Mine | calumetite | |
| Quincy Mine | shuiskite | |
| Iron County | ||
| Michigamme | grunerite | |
| Keweenaw County | datolite | |
| Cliff Mine | analcime | |
| Copper Harbor | macfallite, orientite | |
| Isle Royale | pumpellyite-(Mg) | |
| Manganese Creek | neltnerite | |
| Mohawk Mine | algodonite, koutekite, mohawkite, stibiodomeykite, whitneyite | |
| Marquette County | ||
| Ishpeming | goethite | |
| Spurr Mine | ripidolite | |
| Otonagon County | ||
| Algoma Mine | paramelaconite | |
| Greenland | gerhardtite | |
| Silver City | argentopentlandite, maucherite | |
| White Pine Mine | copper | |