| Crusher 1Stillwater, MTNear AbsarokeeMSHA 2402667 | Construction Sand and GravelSurface | AbandonedStatus date: 02/03/2016 | Goran LLCReported operatorTodd CusackReported controller | Production / employmentView source coverage → |
| Crusher #1 - Grant CreekMissoula, MTMSHA 2400474 | Construction Sand and GravelSurface | AbandonedStatus date: 07/13/1994 | Western MaterialsReported operatorJTL Group IncReported controller | Neither history importedView source coverage → |
| Crusher #2Big Horn, MTMSHA 2401424 | Crushed, Broken Stone NECSurface | AbandonedStatus date: 09/12/1986 | Gilbert Central CorpReported operatorPeter Kiewit Sons' IncReported controller | Neither history importedView source coverage → |
| Crusher #2Lincoln, MTNear LibbyMSHA 2402454 | Construction Sand and GravelSurface | AbandonedStatus date: 08/02/2007 | Remp Sand & Gravel IncReported operatorKathleen K RempReported controller | Production / employmentSafety recordsView source coverage → |
| Crusher #2 Flathead, MTNear KalispellMSHA 2402488 | Construction Sand and GravelSurface | AbandonedStatus date: 09/19/2025 | Nelcon IncReported operatorMike P White; Val B WhiteReported controller | Production / employmentSafety recordsView source coverage → |
| Crusher 2401Custer, MTMSHA 2401434 | Construction Sand and GravelSurface | AbandonedStatus date: 11/14/1980 | Gus M Albert ContractorReported operatorGus M Albert ContractorReported controller | Neither history importedView source coverage → |
| CRUSHER #3Lincoln, MTNear libbyMSHA 2401967 | Construction Sand and GravelSurface | AbandonedStatus date: 10/02/2019 | Remp Sand & Gravel IncReported operatorKathleen K RempReported controller | Production / employmentSafety recordsView source coverage → |
| Crusher #3Flathead, MTNear Columbia FallsMSHA 2402029 | Construction Sand and GravelSurface | AbandonedStatus date: 09/11/2026 | Schellinger Construction Company IncReported operatorAlbert A SchellingerReported controller | Production / employmentSafety recordsView source coverage → |
| Crusher 3Big Horn, MTNear HardinMSHA 2402706 | Construction Sand and GravelSurface | AbandonedStatus date: 07/28/2022 | Croell, Inc.Reported operatorKurt CroellReported controller | Production / employmentSafety recordsView source coverage → |
| CRUSHER 300Mineral, MTMSHA 2402183 | Construction Sand and GravelSurface | AbandonedStatus date: 05/16/2001 | Green Mountain ConstructionReported operatorRick Miller; Sally MillerReported controller | Production / employmentView source coverage → |
| Crusher #3 The BozemanFlathead, MTNear KalispellMSHA 2402537 | Construction Sand and GravelSurface | AbandonedStatus date: 09/05/2024 | Nelcon, Inc.Reported operatorMike P White; Val B WhiteReported controller | Production / employmentSafety recordsView source coverage → |
| Crusher No 1Yellowstone, MTMSHA 2401394 | Construction Sand and GravelSurface | AbandonedStatus date: 08/16/1983 | Kiewit Western CompanyReported operatorPeter Kiewit Sons' IncReported controller | Neither history importedView source coverage → |
| Crusher OperationSilver Bow, MTNear ButteMSHA 2402732 | Construction Sand and GravelSurface | AbandonedStatus date: 02/05/2019 | Operator not reportedReported operatorController not reportedReported controller | Neither history importedView source coverage → |
| CRUSHING PLANTBeaverhead, MTMSHA 2401899 | Construction Sand and GravelSurface | AbandonedStatus date: 08/16/2001 | Beaverhead County Road DepartmentReported operatorBeaverhead County-MTReported controller | Production / employmentSafety recordsView source coverage → |
| CrystalJefferson, MTMSHA 2400218 | Lead-Zinc OreUnderground | AbandonedStatus date: 11/14/1977 | Bullock Brothers IncReported operatorBullock AllanReported controller | Neither history importedView source coverage → |
| CrystalJefferson, MTMSHA 2401566 | Gold OreUnderground | AbandonedStatus date: 08/26/1982 | C N W Operations IncReported operatorCrystal Northwest Mines IncReported controller | Neither history importedView source coverage → |
| Crystal Mountain And Darby MillRavalli, MTMSHA 2400144 | FluorsparSurface | AbandonedStatus date: 07/17/1980 | Roberts Mining CoReported operatorRoberts Mining CoReported controller | Neither history importedView source coverage → |
| C&S Portable CrusherYellowstone, MTNear BillingsMSHA 2402220 | Construction Sand and GravelSurface | AbandonedStatus date: 03/15/2004 | C&S Construction Inc.Reported operatorEstate of Clint StovallReported controller | Production / employmentView source coverage → |
| C Stone 2Sanders, MTNear ParadiseMSHA 2402311 | Dimension Stone NECSurface | AbandonedStatus date: 08/09/2012 | Double C Stone Reported operatorCorey LindsayReported controller | Production / employmentSafety recordsView source coverage → |
| Custer MillBroadwater, MTMSHA 2401569 | Tungsten OreFacility | AbandonedStatus date: 04/27/1984 | Westgate Mining & Construction IncReported operatorMowlem John PlcReported controller | Neither history importedView source coverage → |
| Custer MineBroadwater, MTMSHA 2401550 | Gold OreUnderground | AbandonedStatus date: 04/27/1984 | Westgate Mining & Construction IncReported operatorMowlem John PlcReported controller | Neither history importedView source coverage → |
| Cutoff QuarrySanders, MTNear PlainsMSHA 2402288 | Dimension Stone NECSurface | AbandonedStatus date: 09/23/2003 | Rehbein Enterprises, Inc.Reported operatorTyler RehbeinReported controller | Production / employmentView source coverage → |
| CUTTING & POLISHING PLANTPark, MTNear ParkMSHA 2400660 | Dimension Stone NECSurface | AbandonedStatus date: 04/29/2005 | T Patrick O'HaraReported operatorT Patrick O'HaraReported controller | Production / employmentSafety recordsView source coverage → |
| Cx Ranch MineBig Horn, MTNear DeckerMSHA 2401621 | Coal (Bituminous)Surface | Abandoned and SealedStatus date: 02/19/1986 | Consolidation Coal CompanyReported operatorRobert E MurrayReported controller | Neither history importedView source coverage → |
| Dana Pit 2Golden Valley, MTNear CushmanMSHA 2402747 | Dimension Stone NECSurface | AbandonedStatus date: 02/05/2021 | Vacca StoneReported operatorMarcus VaccaReported controller | Safety recordsView source coverage → |
| DANA'S BAR MINING INCLewis And Clark, MTMSHA 2402051 | GemstonesSurface | AbandonedStatus date: 02/24/1997 | Dana'S Bar Mining IncReported operatorGenesi Robert CReported controller | Neither history importedView source coverage → |
| Dawson County MinesDawson, MTMSHA 2401480 | Construction Sand and GravelSurface | AbandonedStatus date: 08/23/1982 | Dawson County Highway DepartmentReported operatorDawson County Highway DepartmentReported controller | Neither history importedView source coverage → |
| Dawson-Crisafulli Sand & GravelDawson, MTMSHA 2400869 | Construction Sand and GravelSurface | AbandonedStatus date: 07/19/1988 | Badinger Sand & GravelReported operatorBadinger William MReported controller | Neither history importedView source coverage → |
| DBRM PIT - NORTHRavalli, MTNear VICTORMSHA 2402764 | Construction Sand and GravelSurface | AbandonedStatus date: 10/01/2021 | Operator not reportedReported operatorController not reportedReported controller | Neither history importedView source coverage → |
| DBRM Pit - SouthRavalli, MTNear HamiltonMSHA 2400793 | Construction Sand and GravelSurface | AbandonedStatus date: 05/10/2004 | Knife River dba JTL GroupReported operatorKnife River CorporationReported controller | Production / employmentSafety recordsView source coverage → |