Mines in Custer County, South Dakota
633Total
25Active
Custer County, South Dakota has 633 mine and mineral deposit locations documented in federal records from the USGS and MSHA. 25 of these are currently active mining operations. The most commonly recorded commodity is feldspar, with 299 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 |
|---|---|---|---|---|
| Beecher No. 3 | Beryllium, Niobium (Columbium), Tantalum, Mica | Producer | MRDS | |
| Big Spar Mine | Fluorine-Fluorite | Surface | Producer | MRDS |
| Black Hills Lime | Limestone, General | Producer | MRDS | |
| Conlon Mine | Feldspar | Producer | MRDS | |
| Custer Mountain Pit | Feldspar | Surface | Producer | MRDS |
| D&r Mine | Gold | Underground | Producer | MRDS |
| E.l. Davis Mine | Feldspar, Mica | Producer | MRDS | |
| Henwood Mine | Feldspar | Surface | Producer | MRDS |
| Hub Mine | Mica | Producer | MRDS | |
| I M.c.feldspar Plant | Feldspar | Processing Plant | Producer | MRDS |
| Lien and Sons Quarry | Stone, Crushed/Broken | Surface | Producer | MRDS |
| Loring Siding | Stone, Crushed/Broken | Surface | Producer | MRDS |
| Lucky Star Prospect | Mica | Producer | MRDS | |
| May Group | Gold | Producer | MRDS | |
| Mica Plant | Mica | Processing Plant | Producer | MRDS |
| New York Mine | Feldspar, Mica | Producer | MRDS | |
| Number Nine Lode | Feldspar, Beryllium | Producer | MRDS | |
| Pine Tree Gold Mine | Gold | Underground | Producer | MRDS |
| Scott's Rose Quartz Mine | Silica | Surface | Producer | MRDS |
| Shamrock No. 1 Lode | Feldspar | Producer | MRDS | |
| Smith Mine | Feldspar | Surface | Producer | MRDS |
| Smoky Mine | Feldspar | Surface | Producer | MRDS |
| Townsite Mine | Feldspar | Surface | Producer | MRDS |
| Valley View | Feldspar | Surface | Producer | MRDS |
| Virginia Mine | Uranium | Surface | Producer | MRDS |
| 341 Sandvik | Construction Sand and Gravel | Surface | Abandoned | MSHA |
| 63 Mobile 2 | Construction Sand and Gravel | Surface | Intermittent | MSHA |
| 63 Mobile 3 | Construction Sand and Gravel | Surface | Intermittent | MSHA |
| A M Lode | Feldspar | Surface | Prospect | MRDS |
| A. M. Lode | Feldspar | Occurrence | MRDS | |
| Agnew Pegmatite | Feldspar | Surface | Past Producer | MRDS |
| Ajax Claim | Mica | Past Producer | MRDS | |
| Ajax Claim | Mica | Surface | Past Producer | MRDS |
| Aladdin Mine | Feldspar, Mica | Past Producer | MRDS | |
| Aladdin Mine | Mica | Surface-Underground | Past Producer | MRDS |
| Albert Lee Lode | Feldspar, Mica | Occurrence | MRDS | |
| Albert Lee Lode | Feldspar | Surface | Prospect | MRDS |
| Aman Lode | Feldspar, Mica | Past Producer | MRDS | |
| Aman Lode | Feldspar | Surface | Past Producer | MRDS |
| Amber Lode | Mica | Past Producer | MRDS | |
| Ann Mica Mine | Mica | Surface-Underground | Past Producer | MRDS |
| Ann Mine | Mica | Past Producer | MRDS | |
| Anna Marie | Feldspar | Surface | Past Producer | MRDS |
| Anna Marie | Feldspar | Surface | Past Producer | MRDS |
| Antler Mine | Mica | Past Producer | MRDS | |
| Antler Mine | Mica | Surface-Underground | Past Producer | MRDS |
| Apex Claim | Mica, Beryllium | Past Producer | MRDS | |
| Apex Claim | Mica | Surface | Past Producer | MRDS |
| Arcade Nos 1 & 2 Lodes | Feldspar | Surface | Past Producer | MRDS |
| Arcade Nos. 1 and 2 Lodes | Mica, Feldspar | Past Producer | MRDS | |
| Argyle Fuller's Earth Deposit | Fullers Earth | Past Producer | MRDS | |
| Argyle Fuller's Earth Deposit | Clay | Surface | Past Producer | MRDS |
| Art Lode | Feldspar | Occurrence | MRDS | |
| Art Lode | Feldspar | Surface | Prospect | MRDS |
| Bald No 1 Lode | Feldspar | Surface | Prospect | MRDS |
| Bald No 2 | Feldspar | Surface | Prospect | MRDS |
| Bald No 3 Lode | Feldspar | Surface | Prospect | MRDS |
| Bald No 4 Lode | Feldspar | Surface | Prospect | MRDS |
| Bald No. 1 Lode | Feldspar | Occurrence | MRDS | |
| Bald No. 2 Lode | Feldspar | Occurrence | MRDS | |
| Bald No. 3 Lode | Feldspar | Occurrence | MRDS | |
| Bald No. 4 Lode | Feldspar | Occurrence | MRDS | |
| Ballard Mine | Feldspar, Mica | Past Producer | MRDS | |
| Ballard Mine | Mica | Surface-Underground | Past Producer | MRDS |
| Bare Top No 1 Lode | Feldspar | Surface | Prospect | MRDS |
| Bare Top No. 1 Lode | Feldspar | Occurrence | MRDS | |
| Bare Top No. 2 Lode | Feldspar | Occurrence | MRDS | |
| Bare Top No. 2 Lode | Feldspar | Surface | Prospect | MRDS |
| Beatrice Pegmatite | Feldspar | Prospect | MRDS | |
| Bebington Group | Gold, Silver | Occurrence | MRDS | |
| Bebington Group | Gold | Occurrence | MRDS | |
| Beck Lode | Feldspar | Past Producer | MRDS | |
| Beck Lode | Feldspar | Surface | Past Producer | MRDS |
| Beecher / Longview | Lithium Minerals | Surface | Intermittent | MSHA |
| Beecher Lode | Lithium, Beryllium, Mica | Past Producer | MRDS | |
| Beecher Lode Bond Claim | Tantalum | Surface-Underground | Past Producer | MRDS |
| Beecher No. 2 | Lithium | Past Producer | MRDS | |
| Bellmare No. 1 and No. 4 and Wildwood Claims | Feldspar, Mica | Past Producer | MRDS | |
| Bellmare No.1,no.4,& Wildwood Claim | Feldspar | Surface | Prospect | MRDS |
| Beryl Feldspar Mine | Feldspar | Past Producer | MRDS | |
| Beryl Feldspar Mine | Feldspar | Surface | Past Producer | MRDS |
| Beryl Mica Lode | Feldspar | Past Producer | MRDS | |
| Bet Lode | Feldspar, Beryllium | Past Producer | MRDS | |
| Bet Lode | Feldspar | Surface | Prospect | MRDS |
| Bet Lode Imc | Feldspar | Surface | Prospect | MRDS |
| Bet Lode Prospect | Feldspar | Occurrence | MRDS | |
| Big Bull Lode | Feldspar | Past Producer | MRDS | |
| Big Bull Lode | Feldspar | Surface | Prospect | MRDS |
| Big Horn Lode | Feldspar | Prospect | MRDS | |
| Big Horn Lode Prospect | Feldspar | Occurrence | MRDS | |
| Big Spar No 1 Mine | Feldspar | Surface | Past Producer | MRDS |
| Big Spar No. 1 Mine | Feldspar, Mica, Beryllium | Past Producer | MRDS | |
| Big Thom No 1 | Mica | Surface | Past Producer | MRDS |
| Big Time Lode | Feldspar | Surface | Prospect | MRDS |
| Big Tom Mine | Feldspar | Past Producer | MRDS | |
| Big Tom Mine | Feldspar | Surface-Underground | Past Producer | MRDS |
| Bink Lode | Feldspar | Surface | Past Producer | MRDS |
| Black Diamond | Underground | Prospect | MRDS | |
| Black Diamond Mine | Lithium | Occurrence | MRDS | |
| Black Hills Gravel | Construction Sand and Gravel | Surface | Intermittent | MSHA |
| Black Hills Lime Company Quarry | Stone, Crushed/Broken | Surface | Past Producer | MRDS |
| Black Hills Porcelain Clay & Marble | Limestone, Dimension | Surface | Prospect | MRDS |
| Black Hills Porcelain Clay and Marble | Limestone, General | Past Producer | MRDS | |
| Black Hills Sand Co Cliff Deposit | Stone, Crushed/Broken | Surface | Past Producer | MRDS |
| Blue Bird Lode | Feldspar, Beryllium | Past Producer | MRDS | |
| Blue Bird Lode | Feldspar | Surface | Past Producer | MRDS |
| Blue Bonnet Claim | Mica | Past Producer | MRDS | |
| Blue Bonnet Claim | Mica | Surface | Past Producer | MRDS |
| Bob Davis Mine | Feldspar | Surface | Past Producer | MRDS |
| Bonnie Lode | Mica | Occurrence | MRDS | |
| Bonnie Lode | Mica | Underground | Prospect | MRDS |
| Bowman Draw | Feldspar | Surface | Prospect | MRDS |
| Breezy Point | Feldspar | Surface | Past Producer | MRDS |
| Brown Prospect | Feldspar | Surface | Prospect | MRDS |
| Bull Elk Mine | Feldspar | Occurrence | MRDS | |
| Bull Elk Mine | Feldspar | Surface | Prospect | MRDS |
| Bull Head and Roosevelt Lodes | Mica | Surface | Prospect | MRDS |
| Bull Moose Lodes | Feldspar | Surface | Prospect | MRDS |
| Bull Moose Mine | Feldspar, Mica | Occurrence | MRDS | |
| Burgess Mica Prospect | Mica | Past Producer | MRDS | |
| Burgess Mica Prospect | Mica | Surface-Underground | Prospect | MRDS |
| Burt Mica Mine | Mica | Past Producer | MRDS | |
| Burt Mica Mine | Mica | Surface | Past Producer | MRDS |
| Buster Dike | Beryllium, Feldspar, Mica | Past Producer | MRDS | |
| Buster Dike Mica Mine | Mica | Underground | Past Producer | MRDS |
| Buster No 3 Claim | Mica, Beryllium | Occurrence | MRDS | |
| C & N Group | Manganese | Occurrence | MRDS | |
| C and N Group | Manganese | Surface | Occurrence | MRDS |
| Carrol Claim | Feldspar | Surface | Past Producer | MRDS |
| Carroll Claims | Feldspar | Occurrence | MRDS | |
| Carroll Claims | Feldspar | Surface | Prospect | MRDS |
| Case Claims | Feldspar | Surface | Occurrence | MRDS |
| Case Group | Manganese | Occurrence | MRDS | |
| Case Group | Manganese | Surface | Occurrence | MRDS |
| Cat Lode | Feldspar, Beryllium | Past Producer | MRDS | |
| Cat Lode | Feldspar | Surface | Past Producer | MRDS |
| Cheyenne Lode | Mica | Past Producer | MRDS | |
| Cheyenne Lode | Feldspar | Surface | Prospect | MRDS |
| Chipmunk No 25 Claim | Feldspar | Surface | Past Producer | MRDS |
| Chipmunk No. 25 Claim | Feldspar, Beryllium | Past Producer | MRDS | |
| Cliff #1 | Construction Sand and Gravel | Surface | Abandoned | MSHA |
| Climax Mica Mine | Mica | Past Producer | MRDS | |
| Climax Mica Mine | Surface-Underground | Past Producer | MRDS | |
| Climax Mine | Surface-Underground | Past Producer | MRDS | |
| Come Along Lode | Feldspar | Past Producer | MRDS | |
| Come Along Lode | Feldspar | Surface | Prospect | MRDS |
| Conlon Mine | Feldspar | Surface | Past Producer | MRDS |
| Corky Claim | Feldspar | Past Producer | MRDS | |
| Corky Claim | Feldspar | Surface | Past Producer | MRDS |
| Crown Mine | Mica, Beryllium | Past Producer | MRDS | |
| Custer Claim | Tin | Past Producer | MRDS | |
| Custer District | Beryllium | Surface | Unknown | MRDS |
| Custer Mica Lodes Nos 1 and 2 | Mica | Surface | Prospect | MRDS |
| Custer Mica Lodes Nos. 1 and 2 | Mica | Occurrence | MRDS | |
| Custer Mill | Feldspar | Facility | Abandoned | MSHA |
| Custer Mountain Lode | Beryllium, Feldspar, Mica, Lithium | Past Producer | MRDS | |
| Custer Mountain Mine | Surface-Underground | Past Producer | MRDS | |
| Custer Peak | Feldspar | Surface | Past Producer | MRDS |
| Dakota Feldspar | Surface-Underground | Past Producer | MRDS | |
| Dalmon Mica Mine | Mica | Past Producer | MRDS | |
| Dalmon Mica Mine | Mica | Surface-Underground | Past Producer | MRDS |
| Dean Quarry | Feldspar | Surface | Past Producer | MRDS |
| Diamond Dick | Mica | Surface | Past Producer | MRDS |
| Diamond Quartz Lode | Feldspar | Surface | Past Producer | MRDS |
| Dike No 2 Mine | Feldspar | Surface | Prospect | MRDS |
| Dike No. 2 Mine | Feldspar, Lithium, Mica | Occurrence | MRDS | |
| Dilley's Mine | Feldspar | Surface | Past Producer | MRDS |
| Dorothy Lode | Feldspar, Mica | Past Producer | MRDS | |
| Dorothy No. 1 Lode | Feldspar | Occurrence | MRDS | |
| Dorothy V Prospect | Mica | Past Producer | MRDS | |
| Dorothy V Prospect | Mica | Surface | Past Producer | MRDS |
| Dorothy and Dorothy I Lodes | Feldspar | Surface | Past Producer | MRDS |
| Dot Lode | Feldspar | Surface | Prospect | MRDS |
| Dubuque | Beryllium | Surface | Past Producer | MRDS |
| Dubuque and Royal Flush Claims | Beryllium, Mica, Feldspar | Past Producer | MRDS | |
| E.m. Lode Prospect | Feldspar | Occurrence | MRDS | |
| E.m.lode | Feldspar | Surface | Prospect | MRDS |
| Earl Lode | Feldspar, Mica, Beryllium | Past Producer | MRDS | |
| Earl Lode | Feldspar | Surface-Underground | Past Producer | MRDS |
| East Lode | Feldspar | Past Producer | MRDS | |
| East Lode | Feldspar | Surface | Prospect | MRDS |
| Echo | Gold, Silver | Past Producer | MRDS | |
| Echo Gold Mine | Gold | Underground | Past Producer | MRDS |
| Ed Lode | Feldspar | Occurrence | MRDS | |
| Ed Lode | Feldspar | Surface | Prospect | MRDS |
| Eldorado Custer County | Gold, Silver | Past Producer | MRDS | |
| Elk No 1 Claim | Mica | Surface | Prospect | MRDS |
| Elk No. 1 Claim | Beryllium, Mica | Occurrence | MRDS | |
| Elkhorn | Feldspar | Surface | Past Producer | MRDS |
| Elkhorn Mine | Feldspar, Mica, Beryllium | Past Producer | MRDS | |
| Empire Pegmatite | Feldspar | Surface | Occurrence | MRDS |
| Eruption Claim | Feldspar | Occurrence | MRDS | |
| Eruption Claim | Feldspar | Surface-Underground | Past Producer | MRDS |
| Eruption Lode | Lithium, Beryllium, Feldspar, Mica | Past Producer | MRDS | |
| Eureka Lode | Feldspar | Surface | Prospect | MRDS |
| Evergreen Group | Beryllium, Feldspar | Past Producer | MRDS | |
| Evergreen Group | Feldspar | Surface | Past Producer | MRDS |
| Fanny McAdam Ranch Mine | Feldspar | Surface | Occurrence | MRDS |
| Fanny McAdam Ranch Prospect | Feldspar | Occurrence | MRDS | |
| February Mica Lode Mine | Feldspar | Surface | Past Producer | MRDS |
| Fern Cliff Prospect | Tungsten | Past Producer | MRDS | |
| Fern Cliff Prospect | Surface-Underground | Past Producer | MRDS | |
| Flora Lode | Tin | Occurrence | MRDS | |
| Flora Lode | Feldspar | Surface | Past Producer | MRDS |
| Florence Lode | Feldspar | Surface | Prospect | MRDS |
| Flynn Lode | Feldspar | Occurrence | MRDS | |
| Flynn Lode | Feldspar | Surface | Prospect | MRDS |
| Formoso | Mica | Occurrence | MRDS | |
| Formoso Lode | Mica | Surface | Prospect | MRDS |
| Forty Five Lode | Feldspar | Surface | Prospect | MRDS |
| Forty-Five Lode | Feldspar, Mica | Occurrence | MRDS | |
| Frac Sand Corp.,layton Canyon Pit | Stone, Crushed/Broken | Surface | Past Producer | MRDS |
| Friday Lode | Mica, Feldspar | Occurrence | MRDS | |
| Friday Lode | Feldspar | Surface | Prospect | MRDS |
| Gamber Mine | Feldspar | Surface | Past Producer | MRDS |
| Gayle Lode | Feldspar | Surface-Underground | Past Producer | MRDS |
| Gira and Ainsley's Dike | Feldspar | Past Producer | MRDS | |
| Gira and Ainsley's Dike | Feldspar | Surface | Past Producer | MRDS |
| Glenn Carval Lode | Feldspar | Surface | Prospect | MRDS |
| Glenwood Mica Mine | Mica | Surface-Underground | Past Producer | MRDS |
| Gold Bug | Gold Ore | Surface | Abandoned | MSHA |
| Gold Fish Group | Gold, Silver | Occurrence | MRDS | |
| Gold Fish Mine | Gold | Underground | Past Producer | MRDS |
| Gold Hill Claim | Gold, Silver | Past Producer | MRDS | |
| Gold Reserve Mine | Gold, Silver | Past Producer | MRDS | |
| Golden Crown Lode | Gold | Underground | Past Producer | MRDS |
| Golden Crown Mine | Gold, Silver | Past Producer | MRDS | |
| Grace Mine | Construction Sand and Gravel | Surface | Abandoned | MSHA |
| Grand Junction Gold Mine | Gold | Underground | Past Producer | MRDS |
| Grand Junction and Hartford Group | Gold, Silver | Past Producer | MRDS | |
| Grant Mine | Gold, Silver | Past Producer | MRDS | |
| Gray Rocks Lode | Feldspar | Surface | Past Producer | MRDS |
| Green Dale | Beryllium | Occurrence | MRDS | |
| Greene Mine | Beryllium, Feldspar | Past Producer | MRDS | |
| Greene Mine | Feldspar | Surface-Underground | Past Producer | MRDS |
| H and M Lode Number Five | Feldspar | Surface | Past Producer | MRDS |
| H. & M. Lode No. 5 | Feldspar | Past Producer | MRDS | |
| Harball's Mine | Feldspar | Occurrence | MRDS | |
| Harball's Mine | Feldspar | Surface | Prospect | MRDS |
| Hard Scrabble Mine | Gold | Underground | Past Producer | MRDS |
| Harry Lode | Feldspar | Occurrence | MRDS | |
| Harry Lode | Feldspar | Surface | Prospect | MRDS |
| Haselrodt Lode | Feldspar | Occurrence | MRDS | |
| Haselrodt Lode | Feldspar | Surface | Past Producer | MRDS |
| Hedman Mine | Mica | Past Producer | MRDS | |
| Heidepriem and Cattles Mine | Feldspar | Past Producer | MRDS | |
| Heidepriem and Cattles Mine | Feldspar | Surface | Past Producer | MRDS |
| Helen Beryl | Beryllium, Feldspar | Past Producer | MRDS | |
| Helen Beryl | Surface-Underground | Prospect | MRDS | |
| Helen Group | Feldspar | Occurrence | MRDS | |
| Helen Group | Feldspar | Surface | Prospect | MRDS |
| Henry Gift Lode | Feldspar | Surface | Prospect | MRDS |
| Henwood Lode | Beryllium, Feldspar | Past Producer | MRDS | |
| Henwood Lode | Feldspar | Surface | Past Producer | MRDS |
| Herbert,walt Lode | Feldspar | Surface | Past Producer | MRDS |
| Hidden Treasure Lode | Feldspar | Past Producer | MRDS | |
| Hidden Treasure Lode | Feldspar | Surface | Past Producer | MRDS |
| High Climb Lode | Surface-Underground | Past Producer | MRDS | |
| High Climb Mine | Feldspar, Beryllium, Mica, Lithium | Past Producer | MRDS | |
| High Lode | Feldspar | Occurrence | MRDS | |
| High Lode | Feldspar | Surface | Prospect | MRDS |
| Highland Lode | Surface-Underground | Past Producer | MRDS | |
| Highland Mine | Beryllium, Mica, Feldspar | Past Producer | MRDS | |
| Highview Prospect | Beryllium, Mica, Lithium | Past Producer | MRDS | |
| Highview Prospect | Beryllium | Surface | Prospect | MRDS |
| Hofert Arcade | Mica | Past Producer | MRDS | |
| Homestead No. 2 Prospect | Mica | Past Producer | MRDS | |
| Homestead No. 3 Prospect | Mica | Past Producer | MRDS | |
| Homestead Number 3 Prospect | Mica | Underground | Prospect | MRDS |
| Hot Shot Mine | Feldspar, Mica | Past Producer | MRDS | |
| Hot Shot Mine | Feldspar | Surface | Past Producer | MRDS |
| Hub Mine | Mica | Surface-Underground | Past Producer | MRDS |
| I X L Fraction | Feldspar | Surface | Prospect | MRDS |
| I X L Lode Number 3 | Feldspar | Surface | Prospect | MRDS |
| I X L Number 4 Lode | Feldspar | Surface | Prospect | MRDS |
| Inca Mine | Feldspar | Surface | Past Producer | MRDS |
| Independence Lode | Feldspar | Occurrence | MRDS | |
| Independence Lode | Feldspar | Surface | Prospect | MRDS |
| Independence No. 1 Lode | Feldspar, Mica | Occurrence | MRDS | |
| Independence Number 1 Lode | Feldspar | Surface | Prospect | MRDS |
| Ivanhoe District | Gold, Silver | Past Producer | MRDS | |
| Ixl Fraction | Feldspar | Occurrence | MRDS | |
| Ixl Lode | Feldspar, Mica | Past Producer | MRDS | |
| Ixl Lode No. 3 Feldspar Prospect | Mica, Feldspar | Occurrence | MRDS | |
| Ixl Lode No. 4 Prospect | Feldspar, Mica | Occurrence | MRDS | |
| Jack Pot Group | Manganese | Occurrence | MRDS | |
| Jack Pot Group | Manganese | Surface | Occurrence | MRDS |
| Jack Rabbit Mine | Beryllium, Mica | Past Producer | MRDS | |
| Jack Rabbit Mine | Mica | Surface-Underground | Past Producer | MRDS |
| Josie Lode | Feldspar | Surface | Past Producer | MRDS |
| Josie Lode Mine | Mica | Past Producer | MRDS | |
| Jumbo Lode | Feldspar, Mica, Beryllium | Occurrence | MRDS | |
| Jumbo Lode | Feldspar | Surface | Prospect | MRDS |
| Jumbo Mine | Beryllium, Mica | Occurrence | MRDS | |
| Keystone Lode | Mica, Beryllium, Lithium | Occurrence | MRDS | |
| Keystone Lode | Mica | Surface | Prospect | MRDS |
| Kiln | Limestone, Dimension | Surface | Past Producer | MRDS |
| Kirka Downing Claim | Tungsten | Past Producer | MRDS | |
| Knowles Lode Claim | Quartz, Mica, Beryllium | Occurrence | MRDS | |
| Knowles Lode Claim | Quartz | Surface | Prospect | MRDS |
| L-5 and L-5-Iii Lodes | Feldspar | Surface | Past Producer | MRDS |
| La Rue Mine | Beryllium, Mica | Past Producer | MRDS | |
| Lake Mica Prospect | Mica | Past Producer | MRDS | |
| Lakeside | Mica | Surface | Past Producer | MRDS |
| Langford Prospect | Mica | Past Producer | MRDS | |
| Larue Mine | Mica | Surface | Prospect | MRDS |
| Last Chance | Feldspar | Surface | Past Producer | MRDS |
| Lee Burrow's Dike | Feldspar | Past Producer | MRDS | |
| Lee Burrow's Dike | Feldspar | Surface | Past Producer | MRDS |
| Lincoln Lode | Feldspar | Surface | Prospect | MRDS |
| Lincoln Lode Prospect | Feldspar, Mica | Occurrence | MRDS | |
| Lincoln No. 6 Lode | Beryllium | Past Producer | MRDS | |
| Lincoln No. 7 Lode Prospect | Feldspar, Mica | Occurrence | MRDS | |
| Lincoln No.1 Lode | Feldspar | Occurrence | MRDS | |
| Lincoln Number Five Lode | Feldspar | Surface | Prospect | MRDS |
| Lincoln Number One Lode | Feldspar | Surface | Prospect | MRDS |
| Lincoln Number Seven Lode | Feldspar | Surface | Prospect | MRDS |
| Lincoln Number Six Lode | Feldspar | Surface | Prospect | MRDS |
| Linwood Lode | Feldspar | Surface | Past Producer | MRDS |
| Lithia Lode | Lithium | Surface | Past Producer | MRDS |
| Little Spar Lode | Feldspar | Surface | Past Producer | MRDS |
| Little Spar Mine | Feldspar | Past Producer | MRDS | |
| Lofton Mine | Beryllium | Surface | Past Producer | MRDS |
| Lone Pine Lode | Feldspar | Past Producer | MRDS | |
| Lone Pine Lode | Feldspar | Surface | Past Producer | MRDS |
| Longview | Lithium | Surface-Underground | Past Producer | MRDS |
| Lookout Mine | Beryllium, Niobium (Columbium), Feldspar | Past Producer | MRDS | |
| Lookout Mine | Feldspar | Surface | Past Producer | MRDS |
| Lookout No. 5 Lode | Beryllium, Feldspar | Past Producer | MRDS | |
| Lookout Number Five Lode | Feldspar | Surface | Prospect | MRDS |
| Lost Bonanza Mine | Mica | Past Producer | MRDS | |
| Lost Bonanza Mine | Mica | Surface-Underground | Past Producer | MRDS |
| Lost Indian Mica Lode | Mica | Surface | Past Producer | MRDS |
| Lost Spring Lode | Feldspar | Surface | Prospect | MRDS |
| Lost Spring Lode Prospect | Feldspar | Occurrence | MRDS | |
| Luck Bird Lode | Gold, Silver | Past Producer | MRDS | |
| Lucky Bird Mine | Gold | Underground | Past Producer | MRDS |
| Lucky Spar Lode | Mica, Feldspar | Occurrence | MRDS | |
| Lucky Spar Lode | Feldspar | Surface | Past Producer | MRDS |
| Lucky Star Prospect | Mica | Surface | Past Producer | MRDS |
| Lucky Strike | Feldspar | Surface | Past Producer | MRDS |
| Lucky Twist Mine | Feldspar, Mica | Past Producer | MRDS | |
| Lucky Twist Mine | Feldspar | Surface | Past Producer | MRDS |
| Mack Lode | Feldspar | Occurrence | MRDS | |
| Mack Lode | Feldspar | Surface | Prospect | MRDS |
| Mallon Mine | Feldspar | Surface | Past Producer | MRDS |
| Manke Claim | Feldspar | Surface | Past Producer | MRDS |
| Marydale Prospect | Mica | Past Producer | MRDS | |
| Marydale Prospect | Mica | Surface | Past Producer | MRDS |
| Maryland Lode | Feldspar, Mica | Past Producer | MRDS | |
| Maryland Lode | Feldspar | Surface | Past Producer | MRDS |
| Maxine Lode | Feldspar | Surface | Prospect | MRDS |
| Maxine Lode Prospect | Mica, Feldspar | Occurrence | MRDS | |
| May Gold Mine | Gold | Underground | Past Producer | MRDS |
| Mayo Lode | Feldspar | Past Producer | MRDS | |
| Mayo Lode | Feldspar | Surface | Prospect | MRDS |
| McKay No. 1 Lode Prospect | Feldspar | Occurrence | MRDS | |
| McKay Number One Lode | Feldspar | Surface | Prospect | MRDS |
| McKirahan Mica Prospect | Mica | Past Producer | MRDS | |
| McKirahan Mica Prospect | Mica | Surface | Past Producer | MRDS |
| McArthur Mine | Mica | Past Producer | MRDS | |
| McArthur Mine | Mica | Surface-Underground | Past Producer | MRDS |
| McClaren Mine | Feldspar | Past Producer | MRDS | |
| Mica King | Feldspar, Mica | Surface-Underground | Past Producer | MRDS |
| Mica King Mine | Feldspar, Mica | Past Producer | MRDS | |
| Mica King No. 3 Claim | Mica, Feldspar | Past Producer | MRDS | |
| Mica King Number Three Claim | Feldspar, Mica | Surface | Past Producer | MRDS |
| Mica Queen No.1 Prospect | Mica | Past Producer | MRDS | |
| Mica Queen Number One Prospect | Mica | Surface | Past Producer | MRDS |
| Michaud Beryl | Beryllium | Surface | Past Producer | MRDS |
| Michaud Prospect | Beryllium | Past Producer | MRDS | |
| Midas Mine | Mica | Past Producer | MRDS | |
| Midas Mine | Mica | Surface-Underground | Past Producer | MRDS |
| Milton Mine | Lithium | Surface | Prospect | MRDS |
| Mineral Hill Lode | Gold, Silver | Occurrence | MRDS | |
| Minnie May Gold Mine | Gold | Underground | Past Producer | MRDS |
| Minnie May Group | Gold, Silver | Past Producer | MRDS | |
| Minnie V | Feldspar | Surface | Past Producer | MRDS |
| Mitchell Lode | Feldspar | Occurrence | MRDS | |
| Mitchell Lode | Feldspar | Surface | Prospect | MRDS |
| Mitchell No. 1 Lode | Feldspar | Occurrence | MRDS | |
| Mitchell No. 2 Lode | Feldspar | Occurrence | MRDS | |
| Mitchell Number One Lode | Feldspar | Surface | Prospect | MRDS |
| Mitchell Number Two Lode | Feldspar | Surface | Prospect | MRDS |
| Mohawk Mica | Mica | Surface | Prospect | MRDS |
| Moon Lode | Feldspar | Surface | Prospect | MRDS |
| Moon Lode Prospect | Feldspar, Mica | Occurrence | MRDS | |
| Mountain Beryl Claim | Feldspar, Beryllium, Mica | Past Producer | MRDS | |
| Mountain Beryl Claim | Feldspar | Surface | Prospect | MRDS |
| Mountain Rose Mine | Feldspar, Beryllium, Mica | Past Producer | MRDS | |
| Mountain Rose Mine | Feldspar | Surface | Past Producer | MRDS |
| Myrtle Ann Lode | Feldspar | Surface | Past Producer | MRDS |
| New Deal Lode | Feldspar | Past Producer | MRDS | |
| New Deal Lode | Feldspar | Surface | Past Producer | MRDS |
| New York | Surface-Underground | Past Producer | MRDS | |
| Newark Group | Gold, Silver | Past Producer | MRDS | |
| Newark Mine | Gold | Underground | Past Producer | MRDS |
| Noble Mica | Mica, Feldspar | Occurrence | MRDS | |
| Noble Mica Mine | Mica | Surface | Prospect | MRDS |
| North Star Gold Mine | Gold | Underground | Past Producer | MRDS |
| November Mine | Feldspar, Mica | Past Producer | MRDS | |
| November Mine | Feldspar | Surface-Underground | Past Producer | MRDS |
| Number Nine Lode | Feldspar | Surface | Past Producer | MRDS |
| O K Lode | Feldspar | Surface | Prospect | MRDS |
| O K Number Four Lode | Feldspar | Surface | Prospect | MRDS |
| O K Number Two Lode | Feldspar | Surface | Prospect | MRDS |
| O Neil Sand & Gravel Pit | Sand and Gravel, Construction | Surface | Past Producer | MRDS |
| Occidental Lode | Tin | Occurrence | MRDS | |
| Occidental Lode | Tin | Surface | Prospect | MRDS |
| Ok Lode Feldspar | Mica, Feldspar | Occurrence | MRDS | |
| Ok No. 2 Lode | Feldspar | Occurrence | MRDS | |
| Ok No. 4 Lode | Feldspar, Mica | Occurrence | MRDS | |
| Old Bill Gold Mine | Gold | Underground | Past Producer | MRDS |
| Old Jeff | Tin | Surface-Underground | Prospect | MRDS |
| Old Mike Mine | Surface-Underground | Past Producer | MRDS | |
| Old Missouri Prospect | Feldspar, Mica | Past Producer | MRDS | |
| Old Missouri Prospect | Feldspar | Surface | Prospect | MRDS |
| Olds Lode | Feldspar | Surface | Past Producer | MRDS |
| One Point Lode | Feldspar, Mica | Occurrence | MRDS | |
| One Point Lode | Feldspar | Surface-Underground | Prospect | MRDS |
| Oneota Gold Mine | Gold | Underground | Past Producer | MRDS |
| Pacer Feldspar #2 | Feldspar | Surface | Abandoned | MSHA |
| Portable #1 | Construction Sand and Gravel | Surface | Abandoned | MSHA |
| Pacer Portable | Pigment Minerals | Surface | Abandoned | MSHA |
| Payday Lode | Feldspar, Mica, Beryllium | Past Producer | MRDS | |
| Payday Lode | Feldspar | Surface | Past Producer | MRDS |
| Penobscot Gold Mine | Gold | Underground | Past Producer | MRDS |
| Phelps Lode | Feldspar | Past Producer | MRDS | |
| Phelps Lode | Feldspar | Surface | Past Producer | MRDS |
| Phenacite Prospect | Beryllium, Mica, Feldspar | Occurrence | MRDS | |
| Phenacite Prospect | Feldspar | Surface | Prospect | MRDS |
| Phillip Mine | Feldspar | Past Producer | MRDS | |
| Phillip Mine | Feldspar | Surface | Past Producer | MRDS |
| Pick Lode | Feldspar, Mica | Occurrence | MRDS | |
| Pick Lode | Feldspar | Surface | Prospect | MRDS |
| Pigtail Prospect | Mica | Past Producer | MRDS | |
| Pigtail Prospect | Mica | Surface | Past Producer | MRDS |
| Pine Cone Lode | Feldspar | Surface | Past Producer | MRDS |
| Pine Top Fraction Lode | Feldspar, Mica | Occurrence | MRDS | |
| Pine Top Fraction Lode | Feldspar | Surface | Prospect | MRDS |
| Pine Top Lode | Mica, Feldspar | Past Producer | MRDS | |
| Pine Top Lode | Feldspar | Surface | Past Producer | MRDS |
| Pinecone Lode | Feldspar, Mica | Past Producer | MRDS | |
| Pink Monster Mine | Feldspar | Surface-Underground | Past Producer | MRDS |
| Pink Monster Mine | Feldspar | Surface | Abandoned | MSHA |
| Pinky Claims | Feldspar | Surface | Prospect | MRDS |
| Pit Lode | Feldspar | Surface | Past Producer | MRDS |
| Pleasant Valley Mine | Feldspar | Past Producer | MRDS | |
| Pleasant Valley Mine | Feldspar | Surface-Underground | Prospect | MRDS |
| Poppy Lode | Feldspar | Past Producer | MRDS | |
| Poppy Lode | Feldspar | Surface | Prospect | MRDS |
| Pot Lode | Feldspar | Past Producer | MRDS | |
| Pot Lode | Feldspar | Surface | Past Producer | MRDS |
| Pringle Mine | Feldspar, Beryllium | Surface | Past Producer | MRDS |
| Pringle Mine | Sand and Gravel, Industrial | Surface | Past Producer | MRDS |
| Pringle Plant | Crushed, Broken Stone NEC | Facility | Abandoned | MSHA |
| Punch Mine | Mica | Past Producer | MRDS | |
| Punch Mine | Mica | Surface-Underground | Past Producer | MRDS |
| Put Lode | Beryllium | Past Producer | MRDS | |
| Put Mine | Feldspar | Surface | Past Producer | MRDS |
| Quarry | Limestone, Dimension | Surface | Unknown | MRDS |
| Quarry | Limestone, Dimension | Surface | Past Producer | MRDS |
| Quarry | Limestone, Dimension | Surface | Past Producer | MRDS |
| Quarry | Limestone, Dimension | Surface | Past Producer | MRDS |
| Rachel D Mine | Feldspar | Surface | Past Producer | MRDS |
| Rainbow Claim | Mica | Surface-Underground | Past Producer | MRDS |
| Rainbow No. 4 Claim | Mica, Feldspar, Beryllium | Past Producer | MRDS | |
| Rainbow Number Four Claim | Feldspar | Surface | Past Producer | MRDS |
| Rambler Lode | Feldspar | Past Producer | MRDS | |
| Rambler Lode | Feldspar | Surface | Past Producer | MRDS |
| Raver and Michaud | Feldspar | Surface | Past Producer | MRDS |
| Raver and Michaud Mine | Feldspar | Past Producer | MRDS | |
| Ray Prospect | Mica | Past Producer | MRDS | |
| Ray Prospect | Feldspar | Surface | Past Producer | MRDS |
| Red Bird Lode | Mica, Feldspar | Occurrence | MRDS | |
| Red Bird Lode | Feldspar | Surface | Prospect | MRDS |
| Red Bird Mine | Feldspar | Surface | Past Producer | MRDS |
| Red Deer Mine | Mica | Past Producer | MRDS | |
| Red Deer Mine | Mica | Surface-Underground | Past Producer | MRDS |
| Red Poppy Lode | Feldspar | Occurrence | MRDS | |
| Red Poppy Lode | Feldspar | Surface | Prospect | MRDS |
| Red Rose No. 1 Lode | Feldspar | Occurrence | MRDS | |
| Red Rose Number One Lode | Silica | Surface | Prospect | MRDS |
| Red Spar Mine | Feldspar, Beryllium, Mica | Past Producer | MRDS | |
| Red Spar Mine | Feldspar | Surface | Past Producer | MRDS |
| Reed Mine | Feldspar | Past Producer | MRDS | |
| Reede Mine | Feldspar | Surface | Past Producer | MRDS |
| Ridge Lode | Feldspar | Occurrence | MRDS | |
| Ridge Lode | Feldspar | Surface | Prospect | MRDS |
| Rives Lode | Feldspar, Mica | Past Producer | MRDS | |
| Rives Lode | Feldspar | Surface | Past Producer | MRDS |
| Roadside Mine | Feldspar | Past Producer | MRDS | |
| Roadside Mine | Feldspar | Surface | Past Producer | MRDS |
| Rocky Ridge Mine | Feldspar | Surface | Past Producer | MRDS |
| Roosevelt Mica Mine | Mica | Surface-Underground | Prospect | MRDS |
| Rough Rider | Silver, Gold | Underground | Past Producer | MRDS |
| Roxy Lode | Feldspar | Occurrence | MRDS | |
| Roxy Lode | Feldspar | Surface | Prospect | MRDS |
| Royal Flush | Feldspar | Surface-Underground | Past Producer | MRDS |
| Ruberta Mining and Milling Co Mine | Gold | Surface-Underground | Past Producer | MRDS |