Mines in Big Horn County, Wyoming
276Total
40Active
Big Horn County, Wyoming has 276 mine and mineral deposit locations documented in federal records from the USGS and MSHA. 40 of these are currently active mining operations. The most commonly recorded commodity is uranium, with 113 sites. The table below lists all recorded mines in the county with links to individual site details.
All Mines in Big Horn County
| Mine | Commodity | Type | Status | Source |
|---|---|---|---|---|
| G-P Gypsum Quarries | Gypsum | Surface | Active | MSHA |
| Bpm Lovell Mill | Bentonite | Facility | Active | MSHA |
| Bpm Lovell Mine | Bentonite | Surface | Active | MSHA |
| Big Horn Basin Mines | Bentonite | Surface | Active | MSHA |
| Lovell Mill | Bentonite | Facility | Active | MSHA |
| Magnet Cove Mill | Bentonite | Facility | Active | MSHA |
| Magnet Cove Mine | Bentonite | Surface | Active | MSHA |
| Sage Creek Mill | Bentonite | Facility | Active | MSHA |
| Stucco Mill | Bentonite | Facility | Active | MSHA |
| Yellowtail Mine | Bentonite | Surface | Active | MSHA |
| American Colloid Co Mine | Clay | Processing Plant | Producer | MRDS |
| Beaver Hill Mines | Bentonite | Surface | Producer | MRDS |
| Beaver Hill Mines | Bentonite | Surface | Producer | MRDS |
| Clark Pit | Sand and Gravel, Construction | Surface | Producer | MRDS |
| Colony Plant Bentonite | Bentonite | Surface | Producer | MRDS |
| Dresser Bentonite Mine | Bentonite | Surface | Producer | MRDS |
| Dresser Industry Inc Mill | Clay | Processing Plant | Producer | MRDS |
| Greybull Area #1 | Bentonite | Surface | Producer | MRDS |
| Greybull Area #2 | Bentonite | Surface | Producer | MRDS |
| Greybull Area #3 | Bentonite | Surface | Producer | MRDS |
| Greybull Area #4 | Bentonite | Surface | Producer | MRDS |
| Gypsum Quarry #6 | Gypsum-Anhydrite | Surface | Producer | MRDS |
| Himes Mill | Gypsum-Anhydrite | Processing Plant | Producer | MRDS |
| L.e.collingwood Bent.mine & Mill | Bentonite | Surface | Producer | MRDS |
| Little Sheep Mountain Anticline #10 | Gypsum-Anhydrite | Producer | MRDS | |
| Lovell | Clay | Producer | MRDS | |
| Lovell Deposit #1 | Bentonite | Surface | Producer | MRDS |
| Lovell Deposit #2 | Bentonite | Surface | Producer | MRDS |
| Lovell Mine | Gypsum-Anhydrite | Producer | MRDS | |
| Lovell Mines | Bentonite | Surface | Producer | MRDS |
| North-East of Greybull | Bentonite | Producer | MRDS | |
| Northwest of Greybull | Bentonite | Surface | Producer | MRDS |
| Porter Gulch Area | Bentonite | Surface | Producer | MRDS |
| Ryan Consolidated Claims | Uranium | Producer | MRDS | |
| Sage Creek Mill | Clay | Processing Plant | Producer | MRDS |
| Stucco Mill | Clay | Processing Plant | Producer | MRDS |
| Stucco Mines | Bentonite | Surface | Producer | MRDS |
| Unknown | Gypsum-Anhydrite | Surface | Producer | MRDS |
| Unknown | Uranium | Offshore | Producer | MRDS |
| Yellowtail Mine | Uranium | Surface | Producer | MRDS |
| 3j Crushing Plant | Construction Sand and Gravel | Surface | Intermittent | MSHA |
| Al Egbert | Uranium | Surface | Unknown | MRDS |
| Amsden Property | Uranium | Prospect | MRDS | |
| Anomaly #1 | Uranium | Occurrence | MRDS | |
| Anomaly #4 | Uranium | Occurrence | MRDS | |
| Anomaly #4 | Uranium | Occurrence | MRDS | |
| Anomaly #6 | Uranium | Surface | Occurrence | MRDS |
| Anomaly No 1 | Uranium | Surface | Unknown | MRDS |
| Anomaly No. 3 | Uranium | Occurrence | MRDS | |
| Asay Pit Number One | Sand and Gravel, Construction | Surface | Unknown | MRDS |
| Asay Pit Number Three | Sand and Gravel, Construction | Surface | Unknown | MRDS |
| Asay-Egbert Prospects | Uranium | Occurrence | MRDS | |
| Asay-Egbert Prospects | Uranium | Occurrence | MRDS | |
| Avery Claims | Uranium | Surface | Unknown | MRDS |
| Bairco Mobile Crusher | Construction Sand and Gravel | Surface | Intermittent | MSHA |
| Bald Mountain Placer Claims | Gold | Placer | Prospect | MRDS |
| Bear Creek | Bentonite | Surface | Abandoned | MSHA |
| Bear Creek #1 | Bentonite | Well | Unknown | MRDS |
| Bear Creek #2 | Bentonite | Well | Unknown | MRDS |
| Beaver Creek | Uranium | Surface | Unknown | MRDS |
| Beaver Creek #1 | Gypsum-Anhydrite | Occurrence | MRDS | |
| Beaver Creek #2 | Gypsum-Anhydrite | Occurrence | MRDS | |
| Big Coulee | Stone, Crushed/Broken | Well | Unknown | MRDS |
| Big Hill Group | Uranium | Occurrence | MRDS | |
| Big Hill Group | Uranium | Occurrence | MRDS | |
| Big Hill Group | Uranium | Occurrence | MRDS | |
| Big Hill Group | Uranium | Occurrence | MRDS | |
| Big Hill Group | Uranium | Occurrence | MRDS | |
| Big Hill Group | Uranium | Surface | Unknown | MRDS |
| Big Hill Group | Uranium | Occurrence | MRDS | |
| Big Horn Redi-Mix, Inc. | Sand and Gravel, Construction | Surface | Past Producer | MRDS |
| Big Horn River | Bentonite | Well | Unknown | MRDS |
| Big Horn River Area | Bentonite | Well | Unknown | MRDS |
| Bighorn Bentonite Co. Claims | Bentonite | Occurrence | MRDS | |
| Blm Pit | Sand and Gravel, Construction | Surface | Unknown | MRDS |
| Brody Pit | Construction Sand and Gravel | Surface | Abandoned | MSHA |
| Burgess Claim | Uranium | Surface | Unknown | MRDS |
| Burgess Claim | Uranium | Surface | Unknown | MRDS |
| Capwood Properties | Construction Sand and Gravel | Surface | Abandoned | MSHA |
| Cave Group | Uranium | Surface | Unknown | MRDS |
| City Pit | Sand and Gravel, Construction | Surface | Unknown | MRDS |
| Claim Area | Uranium | Surface | Unknown | MRDS |
| Cowley | Titanium-Heavy Minerals | Surface | Occurrence | MRDS |
| Crooked Creek Group | Uranium | Occurrence | MRDS | |
| Crooked Creek Group | Uranium | Surface | Prospect | MRDS |
| Crusher #1 | Construction Sand and Gravel | Surface | Intermittent | MSHA |
| Crusher No 1 | Construction Sand and Gravel | Surface | Abandoned | MSHA |
| Crusher No 2 | Construction Sand and Gravel | Surface | Abandoned | MSHA |
| Crystal | Bentonite | Well | Unknown | MRDS |
| Dirty Beast | Uranium | Underground | Prospect | MRDS |
| Dry Creek #1 | Gypsum-Anhydrite | Occurrence | MRDS | |
| Dry Creek #2 | Bentonite | Occurrence | MRDS | |
| Dry Creek Group No.1 | Uranium | Occurrence | MRDS | |
| Dry Creek Group No.2 | Uranium | Occurrence | MRDS | |
| Dry Creek Group No.3 | Uranium | Occurrence | MRDS | |
| Dry Gulch | Bentonite | Well | Unknown | MRDS |
| East Fork McDermotts Creek | Gypsum-Anhydrite | Occurrence | MRDS | |
| Egbert | Uranium | Occurrence | MRDS | |
| End of Day & Sun Up Claims No.1 | Uranium | Surface-Underground | Prospect | MRDS |
| End of Day & Sun Up Claims No.2 | Uranium | Surface-Underground | Prospect | MRDS |
| End of Day & Sun Up Claims No.3 | Uranium | Surface-Underground | Prospect | MRDS |
| End of Day & Sun Up Claims No.4 | Uranium | Surface-Underground | Prospect | MRDS |
| Five Springs Area | Stone, Crushed/Broken | Well | Unknown | MRDS |
| Fuesner & Sons | Uranium | Surface | Past Producer | MRDS |
| Gk Gravel Pit | Construction Sand and Gravel | Surface | Temporarily Idled | MSHA |
| Government Pit Number One | Sand and Gravel, Construction | Surface | Unknown | MRDS |
| Greybull | Bentonite | Well | Unknown | MRDS |
| Greybull Field Project | Oil Shale | Underground | Abandoned | MSHA |
| Greybull Stucco | Gypsum-Anhydrite | Past Producer | MRDS | |
| Gypsum Creek Area | Bentonite | Past Producer | MRDS | |
| Gypsum Quarry #3 | Gypsum-Anhydrite | Surface | Past Producer | MRDS |
| Gypsum Quarry No. 7 | Gypsum-Anhydrite | Surface | Past Producer | MRDS |
| High Noon | Uranium | Underground | Past Producer | MRDS |
| High Noon Claims | Uranium | Surface | Unknown | MRDS |
| Highland Excavation Pit | Construction Sand and Gravel | Surface | Temporarily Idled | MSHA |
| Horse Creek Canyon | Gypsum-Anhydrite | Well | Unknown | MRDS |
| Horseshoe 9-10 | Uranium | Occurrence | MRDS | |
| Horseshoe Claims #9&10 | Uranium | Surface-Underground | Past Producer | MRDS |
| Horseshoe Group | Uranium | Surface | Unknown | MRDS |
| Hyattville Area | Gypsum-Anhydrite | Occurrence | MRDS | |
| Jet 8 | Uranium | Surface | Past Producer | MRDS |
| Jet Claims, Modern Claims | Uranium | Surface | Past Producer | MRDS |
| John Claim | Uranium | Surface | Unknown | MRDS |
| Lisbon Mines | Uranium | Surface | Unknown | MRDS |
| Little Mountain | Uranium | Past Producer | MRDS | |
| Little Mountain | Uranium | Surface | Past Producer | MRDS |
| Little Sheep | Gypsum-Anhydrite | Occurrence | MRDS | |
| Little Sheep Mountain | Stone, Crushed/Broken | Prospect | MRDS | |
| Little Sheep Mountain Anticline #1 | Gypsum-Anhydrite | Occurrence | MRDS | |
| Little Sheep Mountain Anticline #11 | Gypsum-Anhydrite | Occurrence | MRDS | |
| Little Sheep Mountain Anticline #12 | Gypsum-Anhydrite | Occurrence | MRDS | |
| Little Sheep Mountain Anticline #13 | Gypsum-Anhydrite | Occurrence | MRDS | |
| Little Sheep Mountain Anticline #14 | Gypsum-Anhydrite | Occurrence | MRDS | |
| Little Sheep Mountain Anticline #15 | Gypsum-Anhydrite | Occurrence | MRDS | |
| Little Sheep Mountain Anticline #18 | Gypsum-Anhydrite | Occurrence | MRDS | |
| Little Sheep Mountain Anticline #19 | Gypsum-Anhydrite | Occurrence | MRDS | |
| Little Sheep Mountain Anticline #2 | Gypsum-Anhydrite | Occurrence | MRDS | |
| Little Sheep Mountain Anticline #20 | Gypsum-Anhydrite | Occurrence | MRDS | |
| Little Sheep Mountain Anticline #3 | Gypsum-Anhydrite | Occurrence | MRDS | |
| Little Sheep Mountain Anticline #4 | Gypsum-Anhydrite | Occurrence | MRDS | |
| Little Sheep Mountain Anticline #5 | Gypsum-Anhydrite | Occurrence | MRDS | |
| Little Sheep Mountain Anticline #6 | Gypsum-Anhydrite | Occurrence | MRDS | |
| Little Sheep Mountain Anticline #8 | Gypsum-Anhydrite | Occurrence | MRDS | |
| Little Sheep Mountain Anticline #9 | Gypsum-Anhydrite | Occurrence | MRDS | |
| Little Sheep Mountain Antilline No7 | Gypsum-Anhydrite | Occurrence | MRDS | |
| Lovell | Zirconium, Titanium-Heavy Minerals, Thorium | Surface | Occurrence | MRDS |
| Lucky Strike | Uranium | Occurrence | MRDS | |
| Molnar Pit | Construction Sand and Gravel | Surface | Temporarily Idled | MSHA |
| Marvel Mine | Uranium | Occurrence | MRDS | |
| Marvel Mine | Uranium | Surface | Unknown | MRDS |
| Mickey 2-10 | Uranium | Past Producer | MRDS | |
| Midnight | Uranium | Underground | Past Producer | MRDS |
| Midnight | Uranium | Surface | Past Producer | MRDS |
| Midnight | Uranium | Underground | Past Producer | MRDS |
| Mike #10 | Uranium | Occurrence | MRDS | |
| Mike #10 & Mickey #2-10 | Uranium | Surface | Past Producer | MRDS |
| Mike 1-10 | Uranium | Past Producer | MRDS | |
| Mike 1-10 | Uranium | Surface | Past Producer | MRDS |
| Mike Claims | Uranium | Occurrence | MRDS | |
| Morris Avery | Uranium | Occurrence | MRDS | |
| Mudstone Claims | Uranium | Surface | Unknown | MRDS |
| Mudstone Claims | Uranium | Surface | Unknown | MRDS |
| Mudstone Claims | Uranium | Processing Plant | Unknown | MRDS |
| North Emblem | Stone, Crushed/Broken | Well | Unknown | MRDS |
| North of Cowley | Bentonite | Past Producer | MRDS | |
| Old Glory Hole | Uranium | Surface | Unknown | MRDS |
| Paintrock Area | Gypsum-Anhydrite | Well | Unknown | MRDS |
| Porcupine Group | REE, Beryllium | Prospect | MRDS | |
| Portable #1 | Construction Sand and Gravel | Surface | Temporarily Idled | MSHA |
| Potato Ridge | Gypsum-Anhydrite | Occurrence | MRDS | |
| Reeves Ranch | Uranium | Occurrence | MRDS | |
| Reeves Ranch | Uranium | Surface | Unknown | MRDS |
| Robertson Claim-No.1 | Uranium | Surface-Underground | Prospect | MRDS |
| Robertson Claim-No.1 | Uranium | Surface-Underground | Prospect | MRDS |
| Sand and Gravel Nichols | Sand and Gravel, Construction | Surface | Past Producer | MRDS |
| Sanguine #12 | Uranium | Surface | Unknown | MRDS |
| Saunders Mine | Uranium | Surface | Unknown | MRDS |
| Sheep Mountain Anticline #1 | Gypsum-Anhydrite | Occurrence | MRDS | |
| Sheep Mountain Anticline #2 | Gypsum-Anhydrite | Occurrence | MRDS | |
| Shell Canal | Bentonite | Well | Unknown | MRDS |
| Shell Creek Canyon | Stone, Crushed/Broken | Well | Unknown | MRDS |
| Shell Creek Prospect | Uranium | Surface | Past Producer | MRDS |
| Shirran Pit | Sand and Gravel, Construction | Surface | Unknown | MRDS |
| Smith Property & Lucky Strike Claim | Uranium | Prospect | MRDS | |
| Smith-Pauleson | Uranium | Occurrence | MRDS | |
| Smith-Powleson Claim | Uranium | Occurrence | MRDS | |
| Snake Mine | Clay | Surface | Past Producer | MRDS |
| Soldier Creek Prospect | Potassium, Potash | Occurrence | MRDS | |
| Spanish Point Agate Mine | Semiprecious Gemstone | Surface | Prospect | MRDS |
| Sunup Group | Uranium | Occurrence | MRDS | |
| Super Cub Mine | Uranium | Surface | Past Producer | MRDS |
| Sykes Mountain | Stone, Crushed/Broken | Well | Unknown | MRDS |
| Tenseep Canyon | Gypsum-Anhydrite | Occurrence | MRDS | |
| Three Fork Canyon Area #1 | Gypsum-Anhydrite | Occurrence | MRDS | |
| Three Fork Canyon Area #2 | Gypsum-Anhydrite | Occurrence | MRDS | |
| Three Fork Canyon Area #4 | Gypsum-Anhydrite | Occurrence | MRDS | |
| Three Forks Canyon Area #3 | Gypsum-Anhydrite | Occurrence | MRDS | |
| Titan Mine | Uranium | Surface | Unknown | MRDS |
| Tri Pacer #4 | Uranium | Occurrence | MRDS | |
| Tri-Pacer #4 | Uranium | Surface | Past Producer | MRDS |
| Tri-Pacer #5 | Uranium | Surface | Past Producer | MRDS |
| Unknown | Uranium | Occurrence | MRDS | |
| Unknown | Uranium | Occurrence | MRDS | |
| Unknown | Uranium | Occurrence | MRDS | |
| Unknown | Uranium | Occurrence | MRDS | |
| Unknown | Uranium | Occurrence | MRDS | |
| Unknown | Uranium | Occurrence | MRDS | |
| Unknown | Gold | Prospect | MRDS | |
| Unknown | Bentonite | Occurrence | MRDS | |
| Unknown | Gypsum-Anhydrite | Well | Unknown | MRDS |
| Unknown | Uranium | Occurrence | MRDS | |
| Unknown | Gypsum-Anhydrite | Surface | Past Producer | MRDS |
| Unknown | Uranium | Occurrence | MRDS | |
| Unknown | Gypsum-Anhydrite | Occurrence | MRDS | |
| Unknown | Gypsum-Anhydrite | Occurrence | MRDS | |
| Unknown | Gypsum-Anhydrite | Processing Plant | Prospect | MRDS |
| Unknown | Bentonite | Well | Unknown | MRDS |
| Unknown | Pumice | Occurrence | MRDS | |
| Unknown | Uranium | Surface | Past Producer | MRDS |
| Unknown | Magnesite | Occurrence | MRDS | |
| Unknown | Uranium | Unknown | MRDS | |
| Unknown | Gypsum-Anhydrite | Well | Unknown | MRDS |
| Unknown | Uranium | Occurrence | MRDS | |
| Unknown | Uranium | Occurrence | MRDS | |
| Unknown | Gypsum-Anhydrite | Surface | Past Producer | MRDS |
| Unknown | Pumice | Occurrence | MRDS | |
| Unknown | Uranium | Surface | Past Producer | MRDS |
| Unknown | Uranium | Surface | Prospect | MRDS |
| Unknown | Silica | Prospect | MRDS | |
| Unknown | Bentonite | Well | Unknown | MRDS |
| Unknown | Clay | Occurrence | MRDS | |
| Unknown | Gypsum-Anhydrite | Occurrence | MRDS | |
| Unknown | Bentonite | Prospect | MRDS | |
| Unknown | Fire Clay (Refractory) | Surface | Past Producer | MRDS |
| Unknown | Uranium | Unknown | MRDS | |
| Unknown | Gypsum-Anhydrite | Well | Unknown | MRDS |
| Unknown | Bentonite | Occurrence | MRDS | |
| Unknown | Gypsum-Anhydrite | Well | Unknown | MRDS |
| Unknown | Gypsum-Anhydrite | Prospect | MRDS | |
| Unknown | Gypsum-Anhydrite | Well | Unknown | MRDS |
| Unknown | Gypsum-Anhydrite | Well | Unknown | MRDS |
| Unknown | Lead | Occurrence | MRDS | |
| Unknown | Gypsum-Anhydrite | Well | Unknown | MRDS |
| Unknown | Gypsum-Anhydrite | Well | Unknown | MRDS |
| Unknown | Uranium | Offshore | Unknown | MRDS |
| Unknown | Magnesite | Occurrence | MRDS | |
| Unknown | Uranium | Occurrence | MRDS | |
| Unknown | Bentonite | Occurrence | MRDS | |
| Unknown | Uranium | Unknown | MRDS | |
| Unknown | Silica | Prospect | MRDS | |
| Unknown | Gypsum-Anhydrite | Prospect | MRDS | |
| Unknown | Bentonite | Well | Unknown | MRDS |
| Unknown | Uranium | Offshore | Unknown | MRDS |
| Unknown | Uranium | Unknown | MRDS | |
| Unknown | Uranium | Occurrence | MRDS | |
| Unknown | Gypsum-Anhydrite | Well | Unknown | MRDS |
| Unknown | Pumice | Occurrence | MRDS | |
| Unknown | Gypsum-Anhydrite | Well | Unknown | MRDS |
| Unknown | Uranium | Unknown | MRDS | |
| Unknown | Uranium | Offshore | Unknown | MRDS |
| Unknown | Silica | Past Producer | MRDS | |
| Unknown | Gypsum-Anhydrite | Occurrence | MRDS | |
| Unknown | Uranium | Surface | Past Producer | MRDS |
| Unknown | Gypsum-Anhydrite | Well | Unknown | MRDS |
| Unknown | Magnesite | Occurrence | MRDS | |
| Unknown | Uranium | Occurrence | MRDS | |
| Unknown | Uranium | Unknown | MRDS | |
| Unknown | Uranium | Occurrence | MRDS | |
| Unknown | Gypsum-Anhydrite | Occurrence | MRDS | |
| Valley Ranch | Sand and Gravel, Construction | Surface | Unknown | MRDS |
| Western Bighorn Group | Uranium | Surface | Unknown | MRDS |
| Whitehead Claims | Uranium | Occurrence | MRDS | |
| Wildcat Group | Uranium | Occurrence | MRDS | |
| Wildcat Group 9 Claims Staked | Uranium | Occurrence | MRDS | |
| Wyo-Ben Products | Bentonite | Surface | Past Producer | MRDS |
| Zeisman Ranch | Gypsum-Anhydrite | Surface | Unknown | MRDS |