Mines

Mines in Colorado

Rare Context lists 35 mines in Colorado, United States. The largest is Climax Mine, with 532 employees in 2025.

All mines

By primary commodity, most mines first, then by employees within each commodity.

MineCommodityCountyOwner or operatorEmployees
Cripple Creek and Victor Gold Mining ComGoldTeller CountySSR Mining Incorporated420 2025
Gold LinksGoldGunnison CountyCRG Mining LLC21 2022
Bates-Hunter MineGoldGilpin CountyYvel Family LLC; Pistos LLC19 2024
Cross MineGoldBoulder CountyCalais Resources Inc6 2025
Consolidated Caribou DistrictGoldBoulder CountyCalais Resources Inc5 2025
Gladstone Toll MillGoldClear Creek CountySSG Mining3 2023
Von DooseGoldOuray CountyAtlas Mining and Reclamation, LLC3 2025
Bancroft Placer MineGoldMontrose County—2 2025
Kichelmann 1GoldMontrose CountyAsteroid Explorations LLC1 2024
Blister Horn MineGoldGunnison County——
Chase MineGoldGilpin CountyColorado Chase Mining Corporation—
Hampton PlacerGoldMontrose County——
West Elk MineCoalGunnison CountyCore Natural Resources Inc292 2025
Foidel Creek MineCoalRoutt CountyPeabody Energy Corporation224 2025
Deserado MineCoalRio Blanco CountyDeseret Generation & Transmission Co-operative162 2025
Colowyo MineCoalMoffat CountyKiewit Peter Sons' Inc149 2025
Trapper MineCoalMoffat CountyMidAmerican Energy Holdings Company; Platte River Power Authority; Salt109 2025
King IICoalLa Plata CountyGCC SAB de CV81 2025
Mi Vida PortalsCoalLas Animas CountyAllegiance Coal LTD6 2024
Bowie No 3 MineCoalDelta CountyHorizon Natural Resources Incorporated—
Peabody Sage Creek MineCoalRoutt CountyPeabody Energy Corporation—
Sara Rose MineGemstonesPark CountyRed Rock Exploration LLC2 2022
Gold Camp 3GemstonesAdams CountyPink Misty Minerals and Gems LLC—
Pink Misty Minerals and GemsGemstonesLarimer CountyPink Misty Minerals and Gems LLC—
King IIIAnthraciteLa Plata CountyGCC SAB de CV—
NewmontAnthraciteTeller County——
Climax MineMolybdenumLake CountyFreeport-McMoRan Inc532 2025
Henderson OperationsMolybdenumClear Creek CountyFreeport-McMoRan Inc395 2025
Revenue MineSilverOuray CountyThorin Resources9 2025
Bulldog MineSilverMineral CountyHecla Mining Company3 2025
Sunday MineUraniumSan Miguel CountyPinon Ridge Mining LLC9 2025
Whirlwind MineUraniumMesa CountyEnergy Fuels Inc5 2025
Humming Bird MineAmethystMesa CountyMiners Mall, LLC—
Keenesburg #2Industrial sandWeld CountyColorado Sand Company132 2025
Track Jaw Crusher PS330QuartzArchuleta CountyCrossfire Aggregate Services, LLC1 2025

Every mine in Colorado, with owners.All 35 in one file, each with its owner, commodity, resources and permit status. We research what the public sources leave out.

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