Mines in Larimer County, Colorado
381Total
119Active
| Mine | Commodity | Type | Status | Source |
|---|---|---|---|---|
| Loveland Ready-mix Concrete Inc Sand And | Construction Sand and Gravel | Surface | Active | MSHA |
| Masonville Quarry | Dimension Stone NEC | Surface | Active | MSHA |
| Meadow Hollow Quarry | Dimension Stone NEC | Surface | Active | MSHA |
| Northern Portable Plant #12 | Construction Sand and Gravel | Surface | Active | MSHA |
| Owl Canyon Quarry & Mill | Dimension Limestone | Surface | Active | MSHA |
| Sprague Stone Llc | Dimension Sandstone | Surface | Active | MSHA |
| Stone Wholesale Brownstone Quarry | Dimension Stone NEC | Surface | Active | MSHA |
| Trupp Loveland | Dimension Sandstone | Surface | Active | MSHA |
| Ball Scheelite | Tungsten | Underground | Producer | MRDS |
| Barker Pit | Sand and Gravel, Construction | Surface | Producer | MRDS |
| Barker Plant | Sand and Gravel, Construction | Processing Plant | Producer | MRDS |
| Beryl Dike Claim | Beryllium | Surface | Producer | MRDS |
| Beryl No 2 | Beryllium | Surface | Producer | MRDS |
| Beryl No 3 Claim | Beryllium | Surface | Producer | MRDS |
| Big Four Mine | Silver, Gold | Producer | MRDS | |
| Boettcher Cement Plant | Processing Plant | Producer | MRDS | |
| Boettcher Quarry | Stone, Crushed/Broken | Underground | Producer | MRDS |
| Buckhorn Mica Mine | Mica, Beryllium | Producer | MRDS | |
| Buckhorn Mica Mine | Niobium (Columbium), Tantalum, Mica, Beryllium | Producer | MRDS | |
| Calypso Beryl No 1 | Beryllium | Underground | Producer | MRDS |
| Carter Mine | Gold, Silver | Producer | MRDS | |
| Challenger | Tungsten | Underground | Producer | MRDS |
| Chaney-sims Beryl Mine | Feldspar | Underground | Producer | MRDS |
| Clipper No 1 | Beryllium | Surface | Producer | MRDS |
| Cojade Mine | Beryllium | Producer | MRDS | |
| Colo Lien Company | Stone, Crushed/Broken | Processing Plant | Producer | MRDS |
| Colo Stone Co Pit | Stone, Crushed/Broken | Surface | Producer | MRDS |
| Colorado Rose Red Quarry | Granite | Surface | Producer | MRDS |
| Corral Pole | Beryllium | Producer | MRDS | |
| Corral Pole 1&2 Mine | Beryllium | Surface | Producer | MRDS |
| Corral Pole Claims | Beryllium | Surface | Producer | MRDS |
| Coulson Excavating Pit | Sand and Gravel, Construction | Surface | Producer | MRDS |
| Coulson Pit | Sand and Gravel, Construction | Surface | Producer | MRDS |
| Coulson Plant | Sand and Gravel, Construction | Processing Plant | Producer | MRDS |
| Cowan Cci Pit | Sand and Gravel, Construction | Surface | Producer | MRDS |
| Cowan Cci Plant | Sand and Gravel, Construction | Processing Plant | Producer | MRDS |
| Crystal Mountain | Beryllium | Surface | Producer | MRDS |
| Crystal Mountain Pegmatite District | Mica, Beryllium, Uranium, Feldspar | Producer | MRDS | |
| Crystal Snow Mine | Beryllium | Surface | Producer | MRDS |
| Debbie Doll Beryl Claim | Beryllium | Surface | Producer | MRDS |
| Double Opening Mine | Feldspar | Underground | Producer | MRDS |
| Double Opening Prospect | Feldspar | Producer | MRDS | |
| Echo Glen | Beryllium | Underground | Producer | MRDS |
| Estes Belle And Hilltop Claims | Beryllium | Surface | Producer | MRDS |
| Estes Pit | Sand and Gravel, Construction | Surface | Producer | MRDS |
| Flat Iron | Sand and Gravel, Construction | Processing Plant | Producer | MRDS |
| Fort Collins | Stone, Crushed/Broken | Surface | Producer | MRDS |
| Fort Collins Pit | Sand and Gravel, Construction | Surface | Producer | MRDS |
| Fort Collins Plant | Sand and Gravel, Construction | Processing Plant | Producer | MRDS |
| Goodwin Plant | Stone, Crushed/Broken | Processing Plant | Producer | MRDS |
| Goodwin Quarry | Stone, Crushed/Broken | Surface | Producer | MRDS |
| Graphite Nos 1 To 7 | Graphite | Surface | Producer | MRDS |
| Green Cryatals Nos 3&4 Claims | Beryllium | Surface | Producer | MRDS |
| Green Quartz Beryl Claims No 1-9 | Quartz | Surface | Producer | MRDS |
| Haag's Sand & Gravel | Sand and Gravel, Construction | Surface | Producer | MRDS |
| Hanks Hole Claims | Beryllium | Underground | Producer | MRDS |
| He & M No 9 Claims | Beryllium | Surface | Producer | MRDS |
| Heline Property | Tungsten | Surface | Producer | MRDS |
| Hg & J No 3 Claim | Beryllium | Surface | Producer | MRDS |
| Hg & J Nos 15 And 23 Claims | Beryllium | Surface | Producer | MRDS |
| Hide-a-way Claim | Beryllium | Producer | MRDS | |
| Hide-a-way Claim | Beryllium | Surface | Producer | MRDS |
| Hideabove | Beryllium | Surface | Producer | MRDS |
| Hilltop #23 | Beryllium | Producer | MRDS | |
| Hilltop No 3 Claims | Beryllium | Surface | Producer | MRDS |
| Howes Gulch District | Copper, Gold, Silver | Producer | MRDS | |
| Huckleberry Beryl Deposit | Beryllium | Surface | Producer | MRDS |
| Humphery Beryl Pegmatite | Beryllium | Surface | Producer | MRDS |
| Hyatt Ranch Mine | Feldspar, Beryllium, Mica | Producer | MRDS | |
| Kauffman Pit | Sand and Gravel, Construction | Surface | Producer | MRDS |
| Kelsey Lake | Gemstone | Surface | Producer | MRDS |
| Kings Kanyon Claims | Beryllium | Surface | Producer | MRDS |
| Larimer Quarry | Stone | Surface | Producer | MRDS |
| Loveland | Stone | Underground | Producer | MRDS |
| Loveland Gravel Pit | Stone, Crushed/Broken | Surface | Producer | MRDS |
| Loveland Quarry | Gypsum-Anhydrite | Underground | Producer | MRDS |
| Loveland Ready Mix Pit | Sand and Gravel, Construction | Surface | Producer | MRDS |
| Loveland Sandstone Quarry | Sand and Gravel, Construction | Surface | Producer | MRDS |
| Mason Mine | Silver, Tungsten, Gold | Producer | MRDS | |
| Masonville District | Gold, Silver | Producer | MRDS | |
| Mica Dike Claims | Beryllium | Surface | Producer | MRDS |
| Mona No 4 | Beryllium | Surface | Producer | MRDS |
| Mona No. 4 | Beryllium | Producer | MRDS | |
| Mt Ethyl Beryl Claim | Beryllium | Surface | Producer | MRDS |
| Mym | Sand and Gravel, Construction | Surface | Producer | MRDS |
| Pan Claims | Beryllium | Surface | Producer | MRDS |
| Plains View | Beryllium | Surface | Producer | MRDS |
| Primrose Beryl Claim | Beryllium | Surface | Producer | MRDS |
| Prospect Pit | Sand and Gravel, Construction | Surface | Producer | MRDS |
| Rattlesnake Park | Beryllium | Surface | Producer | MRDS |
| Rattlesnake Park Mine | Lithium, Beryllium | Producer | MRDS | |
| Redstone Loveland | Stone, Crushed/Broken | Underground | Producer | MRDS |
| Reta Beryl Claim | Beryllium | Underground | Producer | MRDS |
| Rex Quarry | Calcium | Underground | Producer | MRDS |
| Roberts Quarry | Gypsum-Anhydrite | Surface | Producer | MRDS |
| Say Hawker Pit | Sand and Gravel, Construction | Surface | Producer | MRDS |
| Sheep Draw Quarry | Silica | Surface | Producer | MRDS |
| Slab Canyon Quarry | Limestone, Dimension | Surface | Producer | MRDS |
| State Lease | Stone, Crushed/Broken | Underground | Producer | MRDS |
| Sterling Plant | Sand and Gravel, Construction | Processing Plant | Producer | MRDS |
| Storm Mtn. Lode | Beryllium | Producer | MRDS | |
| Thodab | Beryllium | Producer | MRDS | |
| Treiber Pit | Sand and Gravel, Construction | Surface | Producer | MRDS |
| Troupe | Stone | Surface | Producer | MRDS |
| Unknown | Stone, Dimension | Producer | MRDS | |
| Unknown | Clay | Producer | MRDS | |
| Unknown | Limestone, General | Producer | MRDS | |
| Unnamed Pit | Clay | Surface | Producer | MRDS |
| Unnamed Pit | Clay | Surface | Producer | MRDS |
| Unnamed Pit | Clay | Surface | Producer | MRDS |
| Unnamed Pit | Clay | Surface | Producer | MRDS |
| Valley View Claims No 142 | Beryllium | Surface | Producer | MRDS |
| Vona Mae | Stone, Dimension | Producer | MRDS | |
| Vona Mae | REE | Underground | Producer | MRDS |
| Weaver | Stone | Surface | Producer | MRDS |
| White Quarry | Stone | Underground | Producer | MRDS |
| Wisdom Ranch | Beryllium | Producer | MRDS | |
| Wisdom Ranch | Silica | Underground | Producer | MRDS |
| Woodhams Quarry | Gypsum-Anhydrite | Surface | Producer | MRDS |
| (facility) Loveland Sugar Refinery Quarry | Calcium | Processing Plant | Plant | MRDS |
| A. L. Stein Ranch Uranium Prospect | Uranium | Occurrence | MRDS | |
| Abandon Mine | Beryllium | Occurrence | MRDS | |
| Abandon Mine | Beryllium | Underground | Past Producer | MRDS |
| Adams Transit Pit | Sand and Gravel, Construction | Surface | Past Producer | MRDS |
| Akney Mine | Gold, Copper, Silver | Occurrence | MRDS | |
| Alice M Beryl | Beryllium | Underground | Past Producer | MRDS |
| Alice M. And Helen M. Beryl | Beryllium | Occurrence | MRDS | |
| Amrize Ingleside Quarry | Crushed, Broken Limestone NEC | Surface | Intermittent | MSHA |
| Arkins Quarry | Dimension Sandstone | Surface | Abandoned | MSHA |
| Ball Scheelite Mine | Tungsten | Occurrence | MRDS | |
| Barnard Quarry | Dimension Sandstone | Surface | Intermittent | MSHA |
| Bashor Mine | Fluorine-Fluorite | Occurrence | MRDS | |
| Bashor Mine | Fluorine-Fluorite | Underground | Past Producer | MRDS |
| Batterson Lode | Uranium | Occurrence | MRDS | |
| Bear Cat Prospect | Gold, Silver | Occurrence | MRDS | |
| Berghof Lode | Gold, Silver, Copper | Occurrence | MRDS | |
| Berghof Lode | Gold | Underground | Past Producer | MRDS |
| Berthoud Pink | Dimension Stone NEC | Surface | Abandoned | MSHA |
| Beryl Dike | Beryllium | Occurrence | MRDS | |
| Beryl Dike Mine | Beryllium | Occurrence | MRDS | |
| Beryl No. 3 Claim | Beryllium, Mica | Past Producer | MRDS | |
| Beryl No. 5 | Beryllium | Occurrence | MRDS | |
| Beryl No. 5 Prospect | Beryllium, Mica | Occurrence | MRDS | |
| Beryl No. 5 Prospect | Beryllium, Mica | Surface | Occurrence | MRDS |
| Bidwell Claims | Tungsten | Past Producer | MRDS | |
| Big Boulder | Beryllium | Underground | Past Producer | MRDS |
| Big Boulder Prospect | Mica | Past Producer | MRDS | |
| Big Mica Beryl Prospect | Mica, Silver, Lead, Gold | Occurrence | MRDS | |
| Big Thompson Pit | Sand and Gravel, Construction | Surface | Past Producer | MRDS |
| Big Thompson Plant | Sand and Gravel, Construction | Processing Plant | Past Producer | MRDS |
| Boyd Lake | Stone, Crushed/Broken | Surface | Past Producer | MRDS |
| Buckhorn | Silica | Underground | Past Producer | MRDS |
| Buckhorn Mica Mine | Mica | Surface | Past Producer | MRDS |
| Colorado Rose Red Quarry | Dimension Stone NEC | Underground | Abandoned | MSHA |
| Calypso Beryl Mine | Beryllium | Occurrence | MRDS | |
| Carter Lake Enterprises Inc | Dimension Stone NEC | Surface | Abandoned | MSHA |
| Carter Lake Uranium Occurrence | Uranium | Occurrence | MRDS | |
| Carter Tunnel | Tungsten | Underground | Occurrence | MRDS |
| Cash Mine | Gold, Silver, Copper | Occurrence | MRDS | |
| Challenger Mine | Tungsten | Past Producer | MRDS | |
| Chaney-sims Beryl Prospects | Beryllium, Mica, Feldspar | Occurrence | MRDS | |
| Chaney-suns Prospects | Beryllium | Occurrence | MRDS | |
| Cirque Claims | Fluorine-Fluorite | Underground | Past Producer | MRDS |
| Cojade | Mica | Underground | Past Producer | MRDS |
| Colorado Mine | Gold, Silver | Occurrence | MRDS | |
| Copper King Group | Copper | Underground | Past Producer | MRDS |
| Copper King Mine | Uranium | Underground | Past Producer | MRDS |
| Copper King Mine | Zinc, Uranium | Past Producer | MRDS | |
| Corral Pole Mica Mine | Mica | Underground | Past Producer | MRDS |
| Corral Pole Mine | Mica, Beryllium, Feldspar | Past Producer | MRDS | |
| Coulson Portable | Construction Sand and Gravel | Surface | Intermittent | MSHA |
| Coulson Portable Wash Plant | Construction Sand and Gravel | Surface | Intermittent | MSHA |
| Crist Mine | Copper, Gold, Silver | Occurrence | MRDS | |
| Crown Point Vein | Gold | Occurrence | MRDS | |
| Crystal Silica Claims | Bismuth | Occurrence | MRDS | |
| Crystal Silica Mine | Mica | Past Producer | MRDS | |
| Crystal Silica Mine | Mica | Surface-Underground | Past Producer | MRDS |
| Crystal Silica Prospect | Niobium (Columbium), Tantalum, Beryllium | Occurrence | MRDS | |
| Crystal Snow Mine | Beryllium, REE | Occurrence | MRDS | |
| Davis Nickel Prospect | Nickel | Surface | Past Producer | MRDS |
| Deadman Butte | Gypsum-Anhydrite | Underground | Unknown | MRDS |
| Debbie Doll | Beryllium | Occurrence | MRDS | |
| Debbie Doll Beryl | Beryllium | Occurrence | MRDS | |
| Debbie Doll Mine | Beryllium, Lithium | Occurrence | MRDS | |
| Depression Mine | Silver, Gold | Past Producer | MRDS | |
| Double Opening Prospect | Feldspar | Past Producer | MRDS | |
| Estes Bell And Hilltop | Uranium | Occurrence | MRDS | |
| Eureka | Uranium | Occurrence | MRDS | |
| Eureka Claims Nos 1 To 8 | Uranium | Unknown | MRDS | |
| Eureka Group | Uranium | Past Producer | MRDS | |
| Ft Collins Plant | Cement | Facility | Abandoned | MSHA |
| Free Gold Mine | Gold, Silver | Past Producer | MRDS | |
| Garita Stone Buzzards Inc. | Dimension Sandstone | Surface | Abandoned | MSHA |
| Giant Crystal Mine | Beryllium, Mica | Past Producer | MRDS | |
| Glacier Rock Pit | Construction Sand and Gravel | Surface | Intermittent | MSHA |
| Glen O. Barrett Et Al | Beryllium | Underground | Past Producer | MRDS |
| Gold Coin Mine | Silver, Gold | Occurrence | MRDS | |
| Goldora Mine | Silver, Gold | Occurrence | MRDS | |
| Green Crystal Mine | Beryllium | Past Producer | MRDS | |
| Green Crystal, Beryl No. 1-9 | Quartz | Occurrence | MRDS | |
| Green Rock Mine | Tungsten | Underground | Past Producer | MRDS |
| Greeno Nos 1-20 | Mica | Underground | Past Producer | MRDS |
| H E & M #9 | Beryllium | Occurrence | MRDS | |
| H G & S No. 3 Mine | Mica, Beryllium | Occurrence | MRDS | |
| H G And J No. 15 And 23 Claims | Beryllium | Occurrence | MRDS | |
| Haag Pit | Sand and Gravel, Construction | Surface | Past Producer | MRDS |
| Hanks Hole Mine | Beryllium | Occurrence | MRDS | |
| Heitf Pit | Construction Sand and Gravel | Surface | Intermittent | MSHA |
| Hide Above Lode | Beryllium, Lithium | Past Producer | MRDS | |
| Hide Away And Hide Above | Beryllium | Occurrence | MRDS | |
| Hilltop No. 23 Mine | Beryllium | Past Producer | MRDS | |
| Home District | Gold, Silver | Occurrence | MRDS | |
| Hotchkiss Mine | Dimension Stone NEC | Surface | Intermittent | MSHA |
| Huckleberry Mine | Beryllium | Occurrence | MRDS | |
| Humphrey Beryl Prospect | Beryllium | Occurrence | MRDS | |
| Humphrey Beryl Prospect | Mica, Beryllium | Occurrence | MRDS | |
| Hyatt Ranch | Beryllium | Underground | Past Producer | MRDS |
| Iron King Mine | Zinc, Copper | Occurrence | MRDS | |
| Iron Mountain | Pumice | Underground | Unknown | MRDS |
| Jay Dee Dee Claims | Beryllium | Past Producer | MRDS | |
| Kauffman Pit | Construction Sand and Gravel | Surface | Abandoned | MSHA |
| Kelly Mine | Silver, Gold | Past Producer | MRDS | |
| Kings Canyon Mine | Beryllium | Occurrence | MRDS | |
| Knox Pit | Construction Sand and Gravel | Surface | Intermittent | MSHA |
| Laporte Hydrate Lime Plant | Lime | Surface | Abandoned | MSHA |
| Lady Moon Mine | Uranium | Past Producer | MRDS | |
| Langford Copper Mine | Copper | Occurrence | MRDS | |
| Langford Iron Mine | Iron | Occurrence | MRDS | |
| Langston Mine | Beryllium, Mica | Past Producer | MRDS | |
| Langston Pit | Surface | Past Producer | MRDS | |
| Lewis Beryl Mine | Feldspar | Underground | Past Producer | MRDS |
| Lewis Beryl Prospect | Mica, Beryllium | Occurrence | MRDS | |
| Lewis Beryl Prospect | Beryllium | Occurrence | MRDS | |
| Little Bobby Vein | Gold | Occurrence | MRDS | |
| Lodge Pole Mine | Mica, Beryllium | Past Producer | MRDS | |
| Lone Pine Mine | Gold | Past Producer | MRDS | |
| Lookout Lode | Tungsten | Underground | Past Producer | MRDS |
| Lookout Mine | Tungsten | Past Producer | MRDS | |
| Lookout And Challenger Deposits | Tungsten | Past Producer | MRDS | |
| Loudwire Quarry | Construction Sand and Gravel | Surface | Intermittent | MSHA |
| Loveland Ready Mix Plant | Sand and Gravel, Construction | Processing Plant | Past Producer | MRDS |
| Lucky Strike Claims | Uranium, Silver | Occurrence | MRDS | |
| Lucky Strike Claims | Uranium | Surface | Past Producer | MRDS |
| Lyons Red | Dimension Sandstone | Surface | Abandoned | MSHA |
| Manhattan District | Gold, Silver | Past Producer | MRDS | |
| Mason Ranch | Tungsten | Underground | Past Producer | MRDS |
| Masonville | Tungsten | Underground | Past Producer | MRDS |
| Mayesville District | Uranium | Past Producer | MRDS | |
| Meadow Hollow | Construction Sand and Gravel | Surface | Abandoned | MSHA |
| Meadow Hollow Quarry | Dimension Sandstone | Surface | Abandoned | MSHA |
| Mica Dike Claim | Beryllium, Mica | Past Producer | MRDS | |
| Mica-beryl Prospect | Beryllium | Occurrence | MRDS | |
| Mica-beryl Prospect | Mica, Beryllium | Occurrence | MRDS | |
| Mineral Concentrates | Beryllium | Processing Plant | Past Producer | MRDS |
| Mint Quarry | Stone, Crushed/Broken | Surface | Past Producer | MRDS |
| Mobile | Dimension Sandstone | Surface | Abandoned | MSHA |
| Monroe Pit | Gypsum-Anhydrite | Surface | Past Producer | MRDS |
| Monte Cristo Claim | Gold, Silver | Occurrence | MRDS | |
| Mountain State Mill | Gold | Processing Plant | Past Producer | MRDS |
| Mt Ethel Mine | Beryllium | Past Producer | MRDS | |
| Mt Olympia Mine | Mica | Underground | Past Producer | MRDS |
| Mt. Olympia | Mica | Occurrence | MRDS | |
| Mt. Olympus Mine | Beryllium, Mica | Past Producer | MRDS | |
| Northern Portable Plant #3 | Construction Sand and Gravel | Surface | Abandoned | MSHA |
| Northern Portable Plant #4 | Construction Sand and Gravel | Surface | Abandoned | MSHA |
| New Hope Claims | Niobium (Columbium), Tantalum | Surface | Prospect | MRDS |
| Northern Portable Plant #17 | Construction Sand and Gravel | Surface | Abandoned | MSHA |
| Northern Portable Plant #4 | Construction Sand and Gravel | Surface | Abandoned | MSHA |
| Owl Canyon Mine | Gypsum-Anhydrite, Stone, Crushed/Broken | Underground | Past Producer | MRDS |
| Portable #1 Fort Collins | Construction Sand and Gravel | Surface | Intermittent | MSHA |
| Portable Crusher #1 | Construction Sand and Gravel | Surface | Abandoned | MSHA |
| Portable Wash Plant #1 | Construction Sand and Gravel | Surface | Intermittent | MSHA |
| Pan Claims | Beryllium | Past Producer | MRDS | |
| Polemic | Surface | Plant | MRDS | |
| Portable Crusher | Construction Sand and Gravel | Surface | Intermittent | MSHA |
| Portable Crusher #3 | Sand, Common | Surface | Abandoned | MSHA |
| Portable Crusher #4 | Construction Sand and Gravel | Surface | Abandoned | MSHA |
| Prairie Divide | Fluorine-Fluorite | Underground | Past Producer | MRDS |
| Primorose Beryl Lode | Beryllium, Mica, Manganese | Past Producer | MRDS | |
| Primrose Beryl | Beryllium | Occurrence | MRDS | |
| Prodigal Mine | Silver, Gold | Occurrence | MRDS | |
| Rainbow Lode | Beryllium | Underground | Past Producer | MRDS |
| Red Head Claim | Thorium, Beryllium, Uranium | Occurrence | MRDS | |
| Red Hill 1 | Surface | Past Producer | MRDS | |
| Red Mountain Lode | Lead, Zinc | Occurrence | MRDS | |
| Red Quarry | Construction Sand and Gravel | Surface | Abandoned | MSHA |
| Redfeather Pit | Quartz | Surface | Past Producer | MRDS |
| Rita Beryl Mine | Beryllium | Past Producer | MRDS | |
| Rockfield Mine | Gold, Silver | Past Producer | MRDS | |
| Rocky Road Quarry | Dimension Sandstone | Surface | Intermittent | MSHA |
| Sheep Creek Prospect | Uranium, Thorium, REE | Occurrence | MRDS | |
| Silica Beryl Mine | Mica, Beryllium | Past Producer | MRDS | |
| Soda Springs Group | Uranium | Past Producer | MRDS | |
| Sodom | Gold | Underground | Past Producer | MRDS |
| Sodom Mine | Gold, Silver | Occurrence | MRDS | |
| Spaulding Mine | Tungsten | Underground | Past Producer | MRDS |
| Sprague - Buff Quarry | Dimension Sandstone | Surface | Abandoned | MSHA |
| Spring Group | Uranium | Past Producer | MRDS | |
| Spring No 1 & 2 Claims | Uranium | Occurrence | MRDS | |
| Swart | Sand and Gravel, Construction | Surface | Past Producer | MRDS |
| Tantalum Prospect | Beryllium, Tantalum, Niobium (Columbium) | Occurrence | MRDS | |
| Tantalum Prospect | Beryllium, Tantalum, Mica | Occurrence | MRDS | |
| Thodab Bull Elk Claim | Beryllium | Surface | Past Producer | MRDS |
| Thompson Canyon Scheelite Occurrences | Tungsten | Occurrence | MRDS | |
| Tourmaline Prospect | Feldspar, Quartz | Surface | Occurrence | MRDS |
| Treasure Hill Mine | Nickel | Occurrence | MRDS | |
| Treasure Hill Mine | Nickel | Underground | Past Producer | MRDS |
| U.s.gypsum Quarry M.y.m. | Gypsum-Anhydrite | Underground | Past Producer | MRDS |
| Unknown | Sand and Gravel, Construction | Occurrence | MRDS | |
| Unknown | Gypsum-Anhydrite | Occurrence | MRDS | |
| Unknown | Fire Clay (Refractory) | Occurrence | MRDS | |
| Unknown | Fire Clay (Refractory) | Occurrence | MRDS | |
| Unknown | Fire Clay (Refractory) | Occurrence | MRDS | |
| Unknown | Gypsum-Anhydrite | Occurrence | MRDS | |
| Unknown | Stone | Occurrence | MRDS | |
| Unknown | Gypsum-Anhydrite | Occurrence | MRDS | |
| Unknown | Sand and Gravel, Construction | Occurrence | MRDS | |
| Unknown | Fire Clay (Refractory) | Occurrence | MRDS | |
| Unknown | Gypsum-Anhydrite | Occurrence | MRDS | |
| Unknown | Stone | Occurrence | MRDS | |
| Unknown | Sand and Gravel, Construction | Occurrence | MRDS | |
| Unknown | Sand and Gravel, Construction | Occurrence | MRDS | |
| Unknown | Fire Clay (Refractory) | Occurrence | MRDS | |
| Unknown | Fire Clay (Refractory) | Occurrence | MRDS | |
| Unknown | Gypsum-Anhydrite | Occurrence | MRDS | |
| Unknown | Clay | Occurrence | MRDS | |
| Unknown | Sand and Gravel, Construction | Occurrence | MRDS | |
| Unknown | Sand and Gravel, Construction | Occurrence | MRDS | |
| Unknown | Sand and Gravel, Construction | Occurrence | MRDS | |
| Unknown | Gypsum-Anhydrite | Occurrence | MRDS | |
| Unknown | Fire Clay (Refractory) | Occurrence | MRDS | |
| Unknown | Sand and Gravel, Construction | Occurrence | MRDS | |
| Unknown | Clay | Occurrence | MRDS | |
| Unknown | Stone | Occurrence | MRDS | |
| Unknown | Gypsum-Anhydrite | Occurrence | MRDS | |
| Unknown | Sand and Gravel, Construction | Occurrence | MRDS | |
| Unknown | Gypsum-Anhydrite | Occurrence | MRDS | |
| Unknown | Clay | Occurrence | MRDS | |
| Unknown | Sand and Gravel, Construction | Occurrence | MRDS | |
| Unknown | Sand and Gravel, Construction | Occurrence | MRDS | |
| Unknown | Sand and Gravel, Construction | Occurrence | MRDS | |
| Unknown | Sand and Gravel, Construction | Occurrence | MRDS | |
| Unknown | Gypsum-Anhydrite | Occurrence | MRDS | |
| Unknown | Limestone, General | Occurrence | MRDS | |
| Unknown | Sand and Gravel, Construction | Occurrence | MRDS | |
| Unknown | Gypsum-Anhydrite | Occurrence | MRDS | |
| Unknown | Fire Clay (Refractory) | Occurrence | MRDS | |
| Unknown | Gypsum-Anhydrite | Occurrence | MRDS | |
| Unknown | Limestone, General | Occurrence | MRDS | |
| Unknown | Sand and Gravel, Construction | Occurrence | MRDS | |
| Unknown | Sand and Gravel, Construction | Occurrence | MRDS | |
| Unknown | Sand and Gravel, Construction | Occurrence | MRDS | |
| Unknown | Fire Clay (Refractory) | Occurrence | MRDS | |
| Unknown | Gypsum-Anhydrite | Occurrence | MRDS | |
| Unknown | Sand and Gravel, Construction | Occurrence | MRDS | |
| Unknown | Sand and Gravel, Construction | Occurrence | MRDS | |
| Unknown | Limestone, General | Occurrence | MRDS | |
| Unknown | Sand and Gravel, Construction | Occurrence | MRDS | |
| Unknown | Feldspar, Quartz | Surface | Unknown | MRDS |
| Unnamed Mine | Gypsum-Anhydrite | Underground | Unknown | MRDS |
| Unnamed Mine | Beryllium | Underground | Past Producer | MRDS |
| Unnamed Mine | Feldspar | Underground | Unknown | MRDS |
| Unnamed Mine | Fluorine-Fluorite | Underground | Past Producer | MRDS |
| Unnamed Prospect | Silver, Lead, Bismuth, Zinc | Occurrence | MRDS | |
| Unnamed Prospect | Lead, Zinc, Bismuth, Copper | Occurrence | MRDS | |
| Unnamed Prospect | Copper, Gold, Nickel Laterite, Silver | Occurrence | MRDS | |
| Unnamed Prospect | Copper | Occurrence | MRDS | |
| Unnamed Prospect | Gold, Zinc, Silver | Occurrence | MRDS | |
| Unnamed Prospects | Silver | Occurrence | MRDS | |
| Unnamed Prospects | Copper, Silver | Occurrence | MRDS | |
| Uranium Queen Mine | Uranium, Vanadium | Past Producer | MRDS | |
| Vona Mae Claims | REE, Thorium | Occurrence | MRDS | |
| Weaver Quarry | Dimension Sandstone | Surface | Intermittent | MSHA |
| Windy Point | Dimension Sandstone | Surface | Abandoned | MSHA |
| Wahketa Lease | Uranium, Vanadium | Past Producer | MRDS | |
| Wahketa Lease | Surface | Past Producer | MRDS | |
| Wahketa Mine | Uranium | Occurrence | MRDS | |
| Wild's | Stone | Surface | Past Producer | MRDS |
| Wisdom Ranch Prospect | Beryllium | Past Producer | MRDS | |
| Wyoming Hereford Ranch Pit | Construction Sand and Gravel | Surface | Abandoned | MSHA |
| Yellow Jacket Group | Gold | Occurrence | MRDS |