Mines in Custer County, Idaho
936Total
41Active
Custer County, Idaho has 936 mine and mineral deposit locations documented in federal records from the USGS and MSHA. 41 of these are currently active mining operations. The most commonly recorded commodity is gold, with 238 sites. The table below lists all recorded mines in the county with links to individual site details.
All Mines in Custer County
| Mine | Commodity | Type | Status | Source |
|---|---|---|---|---|
| Thompson Creek Mine | Molybdenum Ore | Surface | Active | MSHA |
| Alder Creek District | Copper, Gold, Silver, Lead, Zinc | Producer | MRDS | |
| Bayhorse District | Lead, Zinc, Silver, Molybdenum, Gold, Copper | Producer | MRDS | |
| Bayhorse District | Copper, Lead, Zinc, Silver | Producer | MRDS | |
| Beaver Nos 1 and 2 | Tungsten | Producer | MRDS | |
| Bell-Cross-Enterprise-Claims | Uranium | Producer | MRDS | |
| Birch Springs Sand and Gravel | Sand and Gravel, Construction | Surface | Producer | MRDS |
| Boulder Creek District | Lead, Silver, Gold, Zinc | Producer | MRDS | |
| Boulder Creek-Livingston Mine | Silver | Producer | MRDS | |
| Buckskin Prospect | Zinc, Tungsten | Producer | MRDS | |
| Challis Pit and Plant | Sand and Gravel, Construction | Surface | Producer | MRDS |
| Champion Mine | Copper, Lead | Producer | MRDS | |
| Coal Creek Claims | Uranium | Producer | MRDS | |
| Copper Basin District | Silver, Lead, Copper, Gold | Producer | MRDS | |
| Cyprus Mining Project 2 | Molybdenum | Surface | Producer | MRDS |
| East Fork | Silver | Producer | MRDS | |
| East Fork District | Gold, Silver, Lead | Producer | MRDS | |
| Granite Group | Iron, Silver | Underground | Producer | MRDS |
| Hard To Find Nos 1 and 2 | Tungsten | Producer | MRDS | |
| Idaho Prospect | Gold | Surface | Producer | MRDS |
| Kraken Hill Mine | Fluorine-Fluorite | Underground | Producer | MRDS |
| Loon Creek | Gold | Producer | MRDS | |
| Loon Creek District | Silver, Gold, Copper, Lead | Producer | MRDS | |
| Olga Marie | Gypsum-Anhydrite | Placer | Producer | MRDS |
| Pacific 9a Mine | Fluorine-Fluorite | Producer | MRDS | |
| Pat Hughes Creek Prospect | Molybdenum | Producer | MRDS | |
| Pine Mouse Nos 1 , 2 , 3 and 4 | Tungsten | Producer | MRDS | |
| Pole Prospect | Silver | Surface | Producer | MRDS |
| Quartzite Occurrence | Stone, Dimension | Surface | Producer | MRDS |
| Seafoam | Silver | Producer | MRDS | |
| Seafoam District | Lead, Silver, Gold | Producer | MRDS | |
| Stanley District | Gold | Producer | MRDS | |
| Steep Climb Nos 1 , 2 , 8 , 12 , and 13 | Tungsten | Producer | MRDS | |
| Thompson Creek Molybdenum Mine | Molybdenum | Surface | Producer | MRDS |
| Unnamed Hot Spring | Geothermal | Geothermal | Producer | MRDS |
| Unnamed Hot Spring | Geothermal | Geothermal | Producer | MRDS |
| White Knob Mine | Silver, Lead, Zinc | Surface-Underground | Producer | MRDS |
| Wildhorse Mine | Tungsten | Producer | MRDS | |
| Wildhorse, Alto District | Zinc, Lead, Copper | Producer | MRDS | |
| Yankee Fork District | Gold, Copper, Silver, Lead | Producer | MRDS | |
| Yankee Fork District | Gold, Silver | Producer | MRDS | |
| 85 Nw Claim | Silver | Underground | Prospect | MRDS |
| Asarco Prospect | Molybdenum | Surface | Prospect | MRDS |
| Abbie Lou Prospects | Surface | Prospect | MRDS | |
| Ace In the Hole | Silver, Gold | Surface | Prospect | MRDS |
| Airport Bar | Gold | Surface | Past Producer | MRDS |
| Airport Disseminated Copper | Copper | Surface | Occurrence | MRDS |
| Ajax Group | Silver | Surface-Underground | Prospect | MRDS |
| Alice Lode | Silver | Underground | Prospect | MRDS |
| Alice Prospect | Lead, Gold, Silver | Occurrence | MRDS | |
| Alpine Lake Area Prospect | Silver | Occurrence | MRDS | |
| Alta Prospects | Uranium | Surface-Underground | Prospect | MRDS |
| Alto Silver Group | Silver | Underground | Past Producer | MRDS |
| Alto Silver-Quartz Group | Lead | Underground | Prospect | MRDS |
| American Creek | Gold | Placer | Prospect | MRDS |
| Anderson Property | Copper | Underground | Prospect | MRDS |
| Anderson Prospect | Placer | Occurrence | MRDS | |
| Anna | Gold | Prospect | MRDS | |
| Annabel Lee Group | Copper | Surface | Prospect | MRDS |
| Arcade Mine | Silver | Underground | Past Producer | MRDS |
| Arizona Prospect | Zinc | Underground | Prospect | MRDS |
| Aspen Gulch Outcrop | Silver | Occurrence | MRDS | |
| Aspen No. 4 Prospects | Surface | Prospect | MRDS | |
| Aspen Prospect | Gold | Surface-Underground | Prospect | MRDS |
| Atlantic | Gold | Prospect | MRDS | |
| Aztec #11 Prospect | Lead, Zinc | Underground | Prospect | MRDS |
| Aztec Mine | Gold | Underground | Past Producer | MRDS |
| Aztec Prospect | Lead, Zinc | Surface-Underground | Prospect | MRDS |
| B and R Prospect | Gold | Underground | Occurrence | MRDS |
| Bacon Group | Silver | Surface-Underground | Prospect | MRDS |
| Bacon-Foundation Creek Area | Gold | Placer | Occurrence | MRDS |
| Badger Lode Prospect | Silver | Surface | Prospect | MRDS |
| Badger Mine | Gold | Underground | Past Producer | MRDS |
| Badger Prospect | Copper | Underground | Occurrence | MRDS |
| Baker Lake Prospect | Molybdenum | Prospect | MRDS | |
| Baker and Potato Hill Mine | Uranium | Underground | Past Producer | MRDS |
| Baltimore Claim Prospect | Occurrence | MRDS | ||
| Barney Hot Springs | Geothermal | Geothermal | Occurrence | MRDS |
| Barton Mine | Silver, Lead | Surface-Underground | Past Producer | MRDS |
| Basin Creek Camp Ground | Geothermal | Geothermal | Occurrence | MRDS |
| Basin Group Prospect | Lead | Underground | Prospect | MRDS |
| Bayhorse District Fluorspar Deposits | Fluorine-Fluorite | Past Producer | MRDS | |
| Bayhorse Lead | Lead | Past Producer | MRDS | |
| Bear Creek Prospect | Lead | Surface | Prospect | MRDS |
| Beardsley Mine | Lead | Underground | Past Producer | MRDS |
| Bell Creek Placers | Placer | Occurrence | MRDS | |
| Bell Cross Prospects | Mercury | Surface | Prospect | MRDS |
| Ben Lyon Prospect | Lead | Offshore | Unknown | MRDS |
| Bench Creek Placer | REE | Placer | Prospect | MRDS |
| Benchmark Prospect | Lead | Surface | Prospect | MRDS |
| Bent Pine Tree Group | Silver, Lead, Copper, Zinc | Underground | Prospect | MRDS |
| Berbes | Gold | Placer | Occurrence | MRDS |
| Betty Ruth Claim | Silver | Underground | Prospect | MRDS |
| Big Casino Creek Placer | Gold | Past Producer | MRDS | |
| Big Casino Placer | Silver | Underground | Prospect | MRDS |
| Big Copper Nos. 1, 2 and 3 Claims | Copper | Occurrence | MRDS | |
| Big Falls Creek Deposit | Tungsten | Surface-Underground | Past Producer | MRDS |
| Big Hank Claims | Occurrence | MRDS | ||
| Big Joe-Lost Summer Group | Molybdenum | Surface | Prospect | MRDS |
| Big Pine Group | Silver | Surface-Underground | Prospect | MRDS |
| Biggs Ranch Placer | Gold | Occurrence | MRDS | |
| Billy Goat Prospect | Gold | Underground | Prospect | MRDS |
| Billy John 1-2 | Tungsten | Surface | Prospect | MRDS |
| Birch Springs Area | Gold | Surface | Occurrence | MRDS |
| Birch Springs Silica | Silica | Surface | Occurrence | MRDS |
| Black Bear Prospect | Silver | Occurrence | MRDS | |
| Black Cube Prospect | Gold | Occurrence | MRDS | |
| Black Daisy Mine | Silver, Lead | Surface-Underground | Past Producer | MRDS |
| Black Mine | Gold | Past Producer | MRDS | |
| Black Prospect | Copper | Surface | Prospect | MRDS |
| Black Rock Mine | Lead | Underground | Prospect | MRDS |
| Black Rock No. 11 and 15 Prospects | Occurrence | MRDS | ||
| Black Warrior | Copper | Underground | Unknown | MRDS |
| Blackbird | Gold | Past Producer | MRDS | |
| Blackjack Mine | Silver | Past Producer | MRDS | |
| Blackman Peak Prospects | Lead | Occurrence | MRDS | |
| Blind Ledge North Prospect | Occurrence | MRDS | ||
| Blind Ledge Prospect | Gold | Occurrence | MRDS | |
| Blue Bird Mine | Lead | Past Producer | MRDS | |
| Blue Bouy Prospect | Copper | Occurrence | MRDS | |
| Blue Jay Prospect | Gold | Underground | Prospect | MRDS |
| Blue Lady Claim | Copper | Underground | Prospect | MRDS |
| Bluebird Group | Silver | Occurrence | MRDS | |
| Bluebird Prospect | Lead, Zinc | Underground | Prospect | MRDS |
| Bonanza Mine | Gold | Past Producer | MRDS | |
| Bonanza No. 1 Claim | Gold | Surface | Prospect | MRDS |
| Bonita Group | Silver | Occurrence | MRDS | |
| Boo Berry Hill | Gold | Placer | Prospect | MRDS |
| Borrow Pit | Sand and Gravel, Construction | Surface | Past Producer | MRDS |
| Borrow Pit | Sand and Gravel, Construction | Surface | Past Producer | MRDS |
| Borrow Pit | Sand and Gravel, Construction | Surface | Past Producer | MRDS |
| Borrow Pit | Sand and Gravel, Construction | Surface | Prospect | MRDS |
| Boulder Chain Lakes Prospects | Molybdenum, Silver, Gold | Occurrence | MRDS | |
| Boulder Creek | Molybdenum, Copper | Occurrence | MRDS | |
| Boulder Creek Deposit | Tungsten, Molybdenum | Occurrence | MRDS | |
| Bowery Thermal Springs | Geothermal | Geothermal | Occurrence | MRDS |
| Bright Star Mine | Gold | Underground | Past Producer | MRDS |
| Bronco Mine | Lead, Silver, Gold | Underground | Past Producer | MRDS |
| Brown Bear Prospect | Silver | Surface | Prospect | MRDS |
| Bruno Mine | Lead | Underground | Past Producer | MRDS |
| Buckley Bar Placer | Gold | Past Producer | MRDS | |
| Buckshot No. 1 | Gold | Surface | Occurrence | MRDS |
| Buckskin Claims | Tungsten, Zinc, Copper, Silver | Underground | Past Producer | MRDS |
| Buckskin Mine | Silver, Lead | Underground | Past Producer | MRDS |
| Bulldog Prospect | Copper | Prospect | MRDS | |
| Burnt Bar Placer | Gold | Placer | Prospect | MRDS |
| C R M Pit #1 | Construction Sand and Gravel | Surface | Intermittent | MSHA |
| Cabin Creek Stockwork | Molybdenum | Surface | Prospect | MRDS |
| Canary Yellow Mine | Silver | Underground | Prospect | MRDS |
| Candy Cane Group | Copper | Underground | Prospect | MRDS |
| Cape Horn Creek Placer | REE | Placer | Prospect | MRDS |
| Capitol State | Silver | Surface | Prospect | MRDS |
| Capitol State Claim | Silver, Gold | Occurrence | MRDS | |
| Carbonate Mine | Silver | Underground | Prospect | MRDS |
| Carie Ly Prospect | Gold | Surface | Prospect | MRDS |
| Carrothers-Hines Prospect | Nickel | Underground | Unknown | MRDS |
| Cash Creek Prospect | Lead | Underground | Prospect | MRDS |
| Casino Creeks Fluorite | Gold | Occurrence | MRDS | |
| Castro Prospect | Prospect | MRDS | ||
| Cave Mine | Lead | Underground | Past Producer | MRDS |
| Centauras Workings | Gold | Placer | Past Producer | MRDS |
| Challis View Mine | Lead, Zinc | Underground | Prospect | MRDS |
| Chalspar No. 1 Mine | Fluorine-Fluorite | Past Producer | MRDS | |
| Chalspar No. 2 Prospect | Fluorine-Fluorite | Prospect | MRDS | |
| Chalspar No. 3 | Fluorine-Fluorite | Prospect | MRDS | |
| Chalspar No. 5 Prospect | Fluorine-Fluorite | Surface | Prospect | MRDS |
| Chalspar Nos 3 - 13 , and 19 | Fluorine-Fluorite | Underground | Prospect | MRDS |
| Champion Group | Lead | Underground | Past Producer | MRDS |
| Champion Prospect | Surface-Underground | Prospect | MRDS | |
| Charles Dickens Mine | Silver, Gold | Underground | Past Producer | MRDS |
| Charles Wain Mine | Gold | Underground | Past Producer | MRDS |
| Charlotte Gay Placer | Gold | Placer | Prospect | MRDS |
| Chickadee Quartz Prospect | Surface | Prospect | MRDS | |
| Chinese Workings | Gold | Placer | Past Producer | MRDS |
| Chuck Creek | Occurrence | MRDS | ||
| Cirque Wall Prospect | Gold, Silver | Underground | Prospect | MRDS |
| Clark Colleen Claims | Silver | Underground | Prospect | MRDS |
| Clark Colleen No. 5 | Gold | Underground | Prospect | MRDS |
| Clayton Silver Mine | Lead, Silver | Underground | Past Producer | MRDS |
| Clayton View Mine | Lead | Past Producer | MRDS | |
| Coal Creek Mine | Uranium | Surface | Past Producer | MRDS |
| Cold Creek Bar Placer | Gold | Placer | Occurrence | MRDS |
| Colleen Group | Gold | Underground | Prospect | MRDS |
| Colleen No. 10 | Gold | Underground | Prospect | MRDS |
| Columbia | Gold | Prospect | MRDS | |
| Combination | Gold | Prospect | MRDS | |
| Compass Mine | Lead | Underground | Past Producer | MRDS |
| Confidence Mine | Lead, Silver | Underground | Past Producer | MRDS |
| Contact Prospect | Silver | Surface | Prospect | MRDS |
| Continental Mine | Gold | Underground | Past Producer | MRDS |
| Copper Basin Mine | Copper | Underground | Past Producer | MRDS |
| Copper Group Prospect | Silver, Gold | Surface-Underground | Prospect | MRDS |
| Copper Prospect | Lead | Occurrence | MRDS | |
| Copper Queen Mine | Copper | Surface-Underground | Past Producer | MRDS |
| Copper-Lead Prospect | Lead, Copper | Surface | Prospect | MRDS |
| Cornhusker Prospect | Lead | Underground | Prospect | MRDS |
| Cougar Ranch Placer | Placer | Occurrence | MRDS | |
| Cox Hotspring Placer | Placer | Occurrence | MRDS | |
| Cramer Lakes Prospects | Tungsten, Lead, Zinc, Molybdenum, Tin, Bismuth, Silver | Occurrence | MRDS | |
| Crazy Lumberjack | Gold Ore | Surface | Abandoned | MSHA |
| Croesus Lode | Gold | Surface-Underground | Prospect | MRDS |
| Croesus Lode Prospect | Occurrence | MRDS | ||
| Crystal Claim | Gold | Underground | Prospect | MRDS |
| Crystal Uranium Prospect | Uranium | Surface | Occurrence | MRDS |
| Culver Creek Placer | Placer | Prospect | MRDS | |
| Darlin Group | Silver | Surface-Underground | Prospect | MRDS |
| Darlington Mine | Crushed, Broken Limestone NEC | Surface | Intermittent | MSHA |
| Deer Mine | Silver | Prospect | MRDS | |
| Deer Strike and Elk Mine | Uranium | Surface-Underground | Past Producer | MRDS |
| Deer Trail Mine | Zinc | Underground | Past Producer | MRDS |
| Del Yante Property | Lead | Underground | Occurrence | MRDS |
| Democrat Prospect | Lead | Past Producer | MRDS | |
| Dirty Dutchman Prospect | Lead | Surface | Occurrence | MRDS |
| Disgust Group | Silver, Gold | Underground | Prospect | MRDS |
| Do-J No. 1 Claim | Iron | Surface-Underground | Prospect | MRDS |
| Dominion 1-52 | Uranium | Surface | Occurrence | MRDS |
| Doran Gulch Placer | Gold | Placer | Past Producer | MRDS |
| Dorothy Prospect | Underground | Prospect | MRDS | |
| Double Bar | Gold | Surface | Prospect | MRDS |
| Doughboy Mine | Lead | Underground | Past Producer | MRDS |
| Dougherty Group | Lead | Underground | Past Producer | MRDS |
| Dowling Quartz Prospect | Silver | Surface-Underground | Prospect | MRDS |
| Dryden Mine | Lead | Underground | Past Producer | MRDS |
| Dubuque Mine | Gold | Placer | Past Producer | MRDS |
| Easlie Group Mine | Lead, Silver | Past Producer | MRDS | |
| East Basin Mine | Uranium | Surface | Past Producer | MRDS |
| East Storlie Prospect | Silver | Surface | Prospect | MRDS |
| East Transfer Bar | Gold | Surface | Prospect | MRDS |
| Easy Bar Placer | Gold | Placer | Occurrence | MRDS |
| Effa Mine | Gold | Underground | Prospect | MRDS |
| Elizabeth | Occurrence | MRDS | ||
| Elk Creek Placer | Gold | Placer | Past Producer | MRDS |
| Elkhorn | Geothermal | Geothermal | Occurrence | MRDS |
| Elkhorn Claims | Surface | Occurrence | MRDS | |
| Elkhorn Creek Area | Barium-Barite | Surface | Occurrence | MRDS |
| Elkhorn Creek Dolostone North | Magnesite | Surface | Occurrence | MRDS |
| Elkhorn Creek Dolostone South | Magnesite | Surface | Occurrence | MRDS |
| Elkhorn Creek Sand and Gravel | Sand and Gravel, Construction | Surface | Occurrence | MRDS |
| Elkhorn Creek Silica North | Silica | Surface | Occurrence | MRDS |
| Elkhorn Creek Silica South | Silica | Surface | Occurrence | MRDS |
| Elkhorn Placer | Gold | Placer | Past Producer | MRDS |
| Ella Prospect | Silver | Underground | Past Producer | MRDS |
| Empire | Copper Ore NEC | Underground | Abandoned | MSHA |
| Empire Mill | Stone, Dimension | Processing Plant | Past Producer | MRDS |
| Empire Mine | Gold, Copper, Silver | Underground | Past Producer | MRDS |
| Empyreum Claim | Lead, Silver, Gold | Occurrence | MRDS | |
| Enderlin | Silver | Occurrence | MRDS | |
| Enderlin | Molybdenum | Prospect | MRDS | |
| Enterprise Group | Gold | Underground | Past Producer | MRDS |
| Enterprise Prospects | Gold | Surface-Underground | Prospect | MRDS |
| Estes Mountain Mines | Gold | Underground | Plant | MRDS |
| Excelsior Mine | Silver, Lead | Past Producer | MRDS | |
| Fairplay Mine | Gold | Underground | Past Producer | MRDS |
| Fairway | Uranium | Occurrence | MRDS | |
| Falconberry Ranch Placer | Placer | Prospect | MRDS | |
| Falling Star Group | Silver | Underground | Prospect | MRDS |
| First National Prospect | Surface | Prospect | MRDS | |
| Fissure Borne Mine | Gold | Underground | Past Producer | MRDS |
| Flagstone 1-7 | Stone, Dimension | Surface | Past Producer | MRDS |
| Flintstone Group | Silver, Tungsten | Underground | Prospect | MRDS |
| Floor Prospect | Occurrence | MRDS | ||
| Florspar Nos 2 , 4 , 5 , 6 , 7 , 11 , 12 , 13 | Fluorine-Fluorite | Surface-Underground | Prospect | MRDS |
| Fluospar Prospect | Fluorine-Fluorite | Surface | Occurrence | MRDS |
| Flying Dutchman Nos. 1 and 2 | Occurrence | MRDS | ||
| Fool Proof Claims | Surface | Prospect | MRDS | |
| Forest Rose Mine | Gold | Underground | Past Producer | MRDS |
| Four Aces Placer | Gold | Placer | Past Producer | MRDS |
| Fourth of July Mine | Gold | Underground | Past Producer | MRDS |
| Fraction Claim Prospect | Lead, Silver | Underground | Prospect | MRDS |
| Fran Clara Prospect | Lead | Underground | Prospect | MRDS |
| Free Silver Prospect | Silver | Occurrence | MRDS | |
| Fritz Prospect | Gold | Surface | Prospect | MRDS |
| G. B. Williams Antimony Mine | Antimony | Underground | Prospect | MRDS |
| Gamebet Claim Group | Copper | Underground | Past Producer | MRDS |
| Garden Creek Mine | Lead | Underground | Past Producer | MRDS |
| General Custer Mine | Gold, Silver | Surface | Past Producer | MRDS |
| General Grant Claim | Silver | Underground | Prospect | MRDS |
| George Washington Nos 1 - 4 Fraction | Silver, Zinc | Underground | Prospect | MRDS |
| Germania Creek Placer Mine | Gold | Placer | Past Producer | MRDS |
| Germania and Arctic Group Mine | Lead, Silver | Underground | Past Producer | MRDS |
| Get Set, Ready, Go, and Mini Group | Underground | Prospect | MRDS | |
| Giant Spar Mine | Fluorine-Fluorite | Underground | Past Producer | MRDS |
| Golconda Group | Silver | Past Producer | MRDS | |
| Gold - Silver Prospect | Silver, Gold | Surface | Prospect | MRDS |
| Gold Chance Mine | Gold, Silver | Underground | Past Producer | MRDS |
| Gold Coin Prospect | Surface | Prospect | MRDS | |
| Gold Creek Placer | REE, Gold | Placer | Prospect | MRDS |
| Gold Leaf Extension Prospect | Silver | Surface | Prospect | MRDS |
| Gold Leaf Prospect | Silver | Surface-Underground | Prospect | MRDS |
| Gold Lode 1-5 | Gold | Underground | Prospect | MRDS |
| Gold Lode 6-10 & Jesse Cloud | Gold | Placer | Prospect | MRDS |
| Gold Occurrence | Gold | Underground | Prospect | MRDS |
| Gold Occurrence | Gold | Surface | Prospect | MRDS |
| Gold Occurrence | Gold | Surface | Prospect | MRDS |
| Gold Placer Mine | Gold | Placer | Past Producer | MRDS |
| Gold Prospect | Gold | Underground | Prospect | MRDS |
| Gold Prospect | Gold | Surface | Prospect | MRDS |
| Gold Star 1-4 | Gold | Placer | Prospect | MRDS |
| Gold Star Prospect | Underground | Prospect | MRDS | |
| Gold-Silver Prospect | Silver, Gold | Underground | Prospect | MRDS |
| Golden Anchor Nos 1 , 2 , and 3 | Placer | Occurrence | MRDS | |
| Golden Day Mine | Silver, Gold | Underground | Past Producer | MRDS |
| Golden Gate Mine | Silver, Gold | Underground | Past Producer | MRDS |
| Golden Sunbeam Mine | Gold, Silver | Underground | Past Producer | MRDS |
| Good Hope | Copper | Occurrence | MRDS | |
| Grand Prize Mine | Lead | Underground | Past Producer | MRDS |
| Grand Prize Prospect | Silver | Surface | Past Producer | MRDS |
| Gravel Pit | Sand and Gravel, Construction | Surface | Past Producer | MRDS |
| Gravel Pit | Sand and Gravel, Construction | Surface | Past Producer | MRDS |
| Gravel Pit | Sand and Gravel, Construction | Surface | Past Producer | MRDS |
| Gravel Pit | Sand and Gravel, Construction | Surface | Past Producer | MRDS |
| Gravel Pit | Sand and Gravel, Construction | Surface | Past Producer | MRDS |
| Gravel Pit | Sand and Gravel, Construction | Surface | Prospect | MRDS |
| Gravel Pit | Sand and Gravel, Construction | Surface | Past Producer | MRDS |
| Gravel Pit | Sand and Gravel, Construction | Surface | Past Producer | MRDS |
| Gravel Pit | Sand and Gravel, Construction | Surface | Past Producer | MRDS |
| Gravel Pit | Sand and Gravel, Construction | Surface | Prospect | MRDS |
| Gravel Pit | Sand and Gravel, Construction | Surface | Prospect | MRDS |
| Gravel Pit | Sand and Gravel, Construction | Surface | Past Producer | MRDS |
| Gravel Pit | Sand and Gravel, Construction | Surface | Past Producer | MRDS |
| Gray Eagle Mine | Silver, Gold | Surface-Underground | Past Producer | MRDS |
| Greenback Mine | Gold | Surface-Underground | Past Producer | MRDS |
| Greyhound Prospect | Silver, Gold | Underground | Past Producer | MRDS |
| Greyhound Ridge | Unknown | MRDS | ||
| Grouse Creek Lake Prospect | Zinc | Underground | Prospect | MRDS |
| Grubstake | Placer | Prospect | MRDS | |
| H & S No. 5 | Silver | Surface | Prospect | MRDS |
| H U H Bros. | Gold | Placer | Occurrence | MRDS |
| H and M Prospects | Uranium | Surface | Prospect | MRDS |
| Ham Fat Placer | Gold | Placer | Past Producer | MRDS |
| Hanni Mine | Tungsten | Past Producer | MRDS | |
| Happy Go Lucky Prospect | Silver | Underground | Prospect | MRDS |
| Hardee Mine | Uranium | Surface-Underground | Past Producer | MRDS |
| Hardscrabble Mine | Silver | Surface-Underground | Past Producer | MRDS |
| Harryaune Prospect | Copper | Underground | Prospect | MRDS |
| Hartford | Gold | Prospect | MRDS | |
| Helen's Mine Placer | Gold | Placer | Past Producer | MRDS |
| Hell Roaring Creek Occurrence | Molybdenum | Occurrence | MRDS | |
| Henie Hinie Prospect | Lead | Surface | Prospect | MRDS |
| Hermit Mine | Silver | Underground | Past Producer | MRDS |
| Hi Bobby Prospect | Silver | Surface | Prospect | MRDS |
| Hi-Moon Claims | Silver | Surface | Prospect | MRDS |
| Hidden Lake Prospect (n. Altered Zone #2) | Zinc, Lead | Surface | Prospect | MRDS |
| Hidden Lake Prospect (s. Altered Zone #2) | Molybdenum, Lead, Silver | Prospect | MRDS | |
| Hide Out Prospect | Fluorine-Fluorite | Underground | Prospect | MRDS |
| High Hopes | Gold | Placer | Occurrence | MRDS |
| Hilltop Occurrence | Lead | Surface | Occurrence | MRDS |
| Hindman and Jumbo Claims | Gold | Underground | Prospect | MRDS |
| Hogback Quartz Prospect | Occurrence | MRDS | ||
| Hogback Quartz Prospect | Copper | Surface | Prospect | MRDS |
| Holiday | Gold | Placer | Prospect | MRDS |
| Holman Creek Prospect | Gold | Surface | Prospect | MRDS |
| Holman Creek Silver Prospect | Silver | Surface | Prospect | MRDS |
| Homestake | Occurrence | MRDS | ||
| Homestake Mine | Silver, Gold | Underground | Past Producer | MRDS |
| Honey Girl | Gold | Placer | Past Producer | MRDS |
| Hood Prospect | Lead | Prospect | MRDS | |
| Hoodoo Prospects | Zinc, Silver | Underground | Past Producer | MRDS |
| Hoosier Mine | Lead, Silver | Underground | Past Producer | MRDS |
| Horn 1-163 | Uranium | Surface | Occurrence | MRDS |
| Horseshoe Claims | Uranium | Surface | Prospect | MRDS |
| Horseshoe Mine | Copper, Silver | Underground | Past Producer | MRDS |
| Horseshoe Mine | Stone, Dimension | Underground | Unknown | MRDS |
| Hot Spring | Geothermal | Occurrence | MRDS | |
| Houston Clay Occurrence | Clay | Occurrence | MRDS | |
| Huntington Placer | Gold | Placer | Prospect | MRDS |
| Hygrade 1-3 & Windfall 1-4 | Gold | Placer | Prospect | MRDS |
| Hygrade Claims | Lead | Underground | Prospect | MRDS |
| Ida Claim Group | Molybdenum | Surface | Prospect | MRDS |
| Idaho Prospect | Arsenic | Surface-Underground | Prospect | MRDS |
| Idahoan and Old Bible Back | Silver | Underground | Past Producer | MRDS |
| Idahoan and Old Bible Back Mines | Copper, Lead, Silver | Past Producer | MRDS | |
| Imogene Lake Prospect | Zinc | Prospect | MRDS | |
| Independence 1-5 Prospects | Gold | Surface-Underground | Prospect | MRDS |
| Indian Joe Placer | Placer | Occurrence | MRDS | |
| Iope Group | Silver, Zinc | Surface-Underground | Prospect | MRDS |
| Iowa Boy Prospect | Gold | Surface | Prospect | MRDS |
| Iron Crown Mine | Gold | Surface-Underground | Past Producer | MRDS |
| Iron Occurrence | Iron | Unknown | MRDS | |
| Jack Creek Prospect | Occurrence | MRDS | ||
| Jack Creek Prospect | Silver | Surface | Occurrence | MRDS |
| Jackass Flat Placer | Gold | Placer | Occurrence | MRDS |
| Jesse James Prospect | Gold | Underground | Prospect | MRDS |
| Joes Gulch Placer | Gold | Placer | Past Producer | MRDS |
| John Crist Prospect | Lead | Prospect | MRDS | |
| Jordan Creek Placer | Gold | Placer | Past Producer | MRDS |
| Josephus Group | Silver, Gold | Underground | Past Producer | MRDS |
| Josephus Silver Claim | Silver | Underground | Prospect | MRDS |
| Js Prospect | Zinc, Lead | Underground | Prospect | MRDS |
| Julietta Mine | Silver, Gold | Underground | Past Producer | MRDS |
| Julliette Lode | Lead | Surface-Underground | Prospect | MRDS |
| Kelley Creek Placer | Gold | Placer | Prospect | MRDS |
| Kelly & Joe | Gold | Surface | Prospect | MRDS |
| Keno Mine | Gold | Underground | Past Producer | MRDS |
| Keystone Mine | Fluorine-Fluorite | Underground | Past Producer | MRDS |
| Keystone Property | Fluorine-Fluorite | Occurrence | MRDS | |
| King Solomon 1-4 | Gold | Underground | Prospect | MRDS |
| Kirtley Prospect | Lead, Molybdenum | Occurrence | MRDS | |
| Kirtly | Gold | Prospect | MRDS | |
| Klondyke Prospect | Silver | Surface | Prospect | MRDS |
| Knob | Gold | Surface-Underground | Prospect | MRDS |
| Knob Hill No. 1 Prospect | Uranium | Occurrence | MRDS | |
| Knob Hill Prospect | Gold | Surface | Prospect | MRDS |
| Knob Prospect | Occurrence | MRDS | ||
| Kranovich | Silver | Surface | Prospect | MRDS |
| Kuna Prospect | Lead | Underground | Prospect | MRDS |
| Kwajalein Prospect | Silver | Underground | Past Producer | MRDS |
| Laka Placer | Gold | Placer | Occurrence | MRDS |
| Lake Creek Placer | Placer | Occurrence | MRDS | |
| Lamb Prospect | Fluorine-Fluorite | Surface | Prospect | MRDS |
| Last Chance | Gold | Occurrence | MRDS | |
| Last Chance Mine | Lead | Surface-Underground | Past Producer | MRDS |
| Last Chance Number Five Prospect | Lead | Underground | Prospect | MRDS |
| Last Chance Prospect | Occurrence | MRDS | ||
| Last Dollar Claim | Silver | Underground | Prospect | MRDS |
| Last Resort Vein | Gold | Surface-Underground | Prospect | MRDS |
| Lead - Metals Mine | Silver, Lead | Underground | Past Producer | MRDS |
| Lemp Group | Silver | Surface-Underground | Prospect | MRDS |
| Letha Mine | Gold | Underground | Past Producer | MRDS |
| Lightning No. 1 Mine | Uranium | Past Producer | MRDS | |
| Lightning No. 2 Mine | Uranium | Past Producer | MRDS | |
| Lightning No. 3 Prospect | Occurrence | MRDS | ||
| Lightning Upper Pit Mine | Uranium | Surface-Underground | Past Producer | MRDS |
| Little Bill Mine | Antimony | Surface | Prospect | MRDS |
| Little Boulder Creek | Molybdenum | Surface | Prospect | MRDS |
| Little Casino Creek Placer | Gold | Placer | Past Producer | MRDS |
| Little Creek Placer | Placer | Prospect | MRDS | |
| Little Falls Creek Deposit | Tungsten, Silver | Surface-Underground | Past Producer | MRDS |
| Little Joe Prospects | Surface | Prospect | MRDS | |
| Little Johnny Prospect | Silver | Underground | Prospect | MRDS |
| Little Livingston Mine | Lead | Underground | Prospect | MRDS |
| Little Nugget No. 1 | Gold | Placer | Prospect | MRDS |
| Little Pete | Silver | Occurrence | MRDS | |
| Livingston Mine | Zinc, Lead, Silver | Underground | Past Producer | MRDS |
| Lodgepole Claims | Silver | Surface-Underground | Prospect | MRDS |
| Lone Star | Gold | Placer | Occurrence | MRDS |
| Long Shot No. 1 Claim | Gold | Underground | Prospect | MRDS |
| Long Shot No. 3 Claim | Gold | Surface | Prospect | MRDS |
| Long Trail Mine | Lead | Surface-Underground | Past Producer | MRDS |
| Long View Mine | Silver, Gold | Underground | Past Producer | MRDS |
| Longshot No. 3 Claim | Gold | Surface | Prospect | MRDS |
| Loon Creek Hot Spring | Geothermal | Geothermal | Occurrence | MRDS |
| Loon Creek Placers | Gold | Surface | Past Producer | MRDS |
| Loon Creek Quartz Vein | Zinc | Surface | Occurrence | MRDS |
| Lost Eagle Claim | Silver, Lead | Surface-Underground | Prospect | MRDS |
| Lost Packer Mine | Gold | Underground | Past Producer | MRDS |
| Lovell-Jones Prospect | Gold, Silver | Underground | Prospect | MRDS |
| Lovenest | Zinc | Surface-Underground | Prospect | MRDS |
| Lower Bacon Creek Placer | Placer | Prospect | MRDS | |
| Lower Harden Prospects | Uranium | Surface | Prospect | MRDS |
| Lower Red Bluff Placer | Occurrence | MRDS | ||
| Lower Thomas Creek Placer | Placer | Prospect | MRDS | |
| Lucky Boy Mine | Silver, Gold | Underground | Past Producer | MRDS |
| Lucky Shelly | Gold | Placer | Occurrence | MRDS |
| Lucky Shelly Kay | Gold | Surface | Prospect | MRDS |
| Lucky Star Claim | Gold | Underground | Prospect | MRDS |
| Lucky Strike Prospect | Silver | Surface-Underground | Prospect | MRDS |
| Lucky Strike Prospect | Lead | Surface-Underground | Prospect | MRDS |
| Lucky Strike Prospects | Uranium | Surface | Prospect | MRDS |
| Lucy Group Prospect | Occurrence | MRDS | ||
| Lynch Creek Fluorspar Occurrence | Occurrence | MRDS | ||
| Lynch Prospect | Gold | Prospect | MRDS | |
| Mackay Area Lead-Zinc-Copper | Lead | Underground | Unknown | MRDS |
| Mackay District | Copper, Tungsten | Occurrence | MRDS | |
| Mackinaw Group | Silver | Underground | Past Producer | MRDS |
| Mahan Mine | Zinc, Lead | Underground | Past Producer | MRDS |
| Mahogany Hill Prospect | Zinc | Surface-Underground | Prospect | MRDS |
| Main Diggings Prospects | Surface | Prospect | MRDS | |
| Mammoth Mine | Copper | Underground | Prospect | MRDS |
| Mammoth Prospect | Gold | Underground | Prospect | MRDS |
| Mamouth No. 1 Prospect | Silver | Surface | Prospect | MRDS |
| Mamouth No. 2 Prospect | Silver | Surface | Prospect | MRDS |
| Mandate Prospect | Gold | Surface-Underground | Prospect | MRDS |
| Mark Twain Prospect | Silver | Surface-Underground | Prospect | MRDS |
| Martin Creek Placer | Titanium | Placer | Occurrence | MRDS |
| Mary Alice Prospect | Zinc, Lead | Surface-Underground | Prospect | MRDS |
| Massacre Mercury Prospect | Mercury | Surface-Underground | Prospect | MRDS |
| Massacre Mtn. Prospect | Silver | Surface | Prospect | MRDS |
| Maude and Vermont Lodes | Copper | Underground | Prospect | MRDS |
| Mayflower | Silver | Underground | Prospect | MRDS |
| McClure No. 2 Occurrence | Surface | Occurrence | MRDS | |
| McClure No. 4 Claim | Tungsten | Occurrence | MRDS | |
| McClure Prospect | Gold | Underground | Prospect | MRDS |
| McFadden Mine | Silver | Underground | Past Producer | MRDS |
| McGregor Group | Lead, Silver | Past Producer | MRDS | |
| Meadow Creek Placer | Gold | Placer | Past Producer | MRDS |
| Meadowview Prospect | Zinc, Silver | Underground | Prospect | MRDS |
| Mia No. 22 | Copper | Surface | Prospect | MRDS |
| Mia No. 30 Claim | Zinc | Surface | Prospect | MRDS |
| Middle Fork Lodge Placer | Gold | Placer | Occurrence | MRDS |
| Mill Creek Bar Placer | Gold | Placer | Occurrence | MRDS |
| Mill Creek Project | Stone, Dimension | Unknown | MRDS | |
| Mk Claims | Silver | Surface-Underground | Prospect | MRDS |
| Mobile Screen Plant | Crushed, Broken Limestone NEC | Surface | Intermittent | MSHA |
| Molly Hogan Group 1-22 | Surface | Occurrence | MRDS | |
| Montana Gulch Placer | Gold | Placer | Past Producer | MRDS |
| Montana Mine | Gold | Underground | Past Producer | MRDS |
| Monte Cristo Mine | Gold | Underground | Prospect | MRDS |
| Monte Cristo Prospect | Occurrence | MRDS | ||
| Moonshine Prospect | Surface | Prospect | MRDS |