| Live Oak PlantSuwannee, FLMSHA 0800027 | Crushed, Broken Limestone NECSurface | AbandonedStatus date: 05/27/1980 | Florida Rock Industries IncReported operatorVulcan Materials CompanyReported controller | Neither history importedView source coverage → |
| LONESOMEHillsborough, FLNear MulberryMSHA 0801054 | Phosphate RockSurface | AbandonedStatus date: 03/17/2006 | Mosaic Phosphates CompanyReported operatorMosaic CompanyReported controller | Production / employmentSafety recordsView source coverage → |
| Lonesome Mine & MillHillsborough, FLMSHA 0800832 | Phosphate RockSurface | AbandonedStatus date: 10/15/1986 | Brewster PhosphatesReported operatorAmerican Cyanamid Company & Kerr-Mc GeeReported controller | Neither history importedView source coverage → |
| Longan LakesCollier, FLNear NaplesMSHA 0801293 | Crushed, Broken SandstoneSurface | AbandonedStatus date: 09/10/2014 | Big Island Excavating IncReported operatorWilliam L McDanielReported controller | Production / employmentSafety recordsView source coverage → |
| Long Key PitMonroe, FLMSHA 0800923 | Crushed, Broken Limestone NECSurface | AbandonedStatus date: 08/23/1991 | Monroe Quarries IncReported operatorGillman Ronald CReported controller | Neither history importedView source coverage → |
| Loughman MinePolk, FLMSHA 0800278 | Construction Sand and GravelSurface | AbandonedStatus date: 05/04/1990 | E R Jahna Industries IncReported operatorE R Jahna Industries IncReported controller | Neither history importedView source coverage → |
| Lowell Mine & PlantMarion, FLMSHA 0800070 | Crushed, Broken Limestone NECSurface | AbandonedStatus date: 12/19/1988 | Southern Materials CorpReported operatorAmcar IncReported controller | Neither history importedView source coverage → |
| Lowell Wise Pit #1Taylor, FLMSHA 0800896 | Crushed, Broken Limestone NECSurface | AbandonedStatus date: 06/30/1980 | Anderson Contracting Company IncReported operatorJoseph H AndersonReported controller | Neither history importedView source coverage → |
| Loxahatchee Enterprises IncPalm Beach, FLNear ParklandMSHA 0800924 | Sand, CommonSurface | AbandonedStatus date: 05/26/2011 | Loxahatchee Enterprises IncReported operatorGeorge T ElmoreReported controller | Production / employmentSafety recordsView source coverage → |
| LOX ROAD QUARRYPalm Beach, FLNear Deerfield BeachMSHA 0801131 | Construction Sand and GravelSurface | AbandonedStatus date: 12/10/2007 | Ryan Sales & ServiceReported operatorWilliam H Ryan; William J RyanReported controller | Production / employmentSafety recordsView source coverage → |
| L. W. ROZZO, INC. QUARRYBroward, FLNear MiramarMSHA 0800137 | Crushed, Broken Limestone NECSurface | AbandonedStatus date: 04/07/2005 | L W Rozzo IncReported operatorJohn C SessaReported controller | Production / employmentSafety recordsView source coverage → |
| Lynne ClayMarion, FLMSHA 0800883 | Common Clays NECSurface | AbandonedStatus date: 12/07/1979 | Clyde Flowers CompanyReported operatorFlowers ClydeReported controller | Neither history importedView source coverage → |
| Lynne MineMarion, FLNear LynneMSHA 0800298 | Sand, Industrial NECSurface | AbandonedStatus date: 08/11/2026 | Edgar Minerals, Inc.Reported operatorValerie CarnesReported controller | Production / employmentSafety recordsView source coverage → |
| Mabel PlantSumter, FLMSHA 0800916 | Crushed, Broken Limestone NECFacility | AbandonedStatus date: 03/09/1984 | Florida Lime & Dolomite Company IncReported operatorMontsdeoca Fred YReported controller | Neither history importedView source coverage → |
| Mabel QuarrySumter, FLMSHA 0800482 | Crushed, Broken Limestone NECSurface | AbandonedStatus date: 07/09/2002 | Ocala Lime Rock CorpReported operatorRose Donald EReported controller | Neither history importedView source coverage → |
| Malabar Rd Borrow PitBrevard, FLNear Palm BayMSHA 0801394 | ShellSurface | AbandonedStatus date: 07/29/2013 | Precision Rock & DredgeReported operatorJames Gallagher; Richard ForvourReported controller | Production / employmentSafety recordsView source coverage → |
| Margate PitBroward, FLMSHA 0800405 | Construction Sand and GravelSurface | AbandonedStatus date: 05/09/1988 | Frank Newth LtdReported operatorFrank Newth LtdReported controller | Neither history importedView source coverage → |
| Marianna MineJackson, FLMSHA 0800260 | Construction Sand and GravelSurface | AbandonedStatus date: 03/18/1985 | A B Williams CompanyReported operatorWilliams Gerald FReported controller | Neither history importedView source coverage → |
| Marianna PlantJackson, FLNear MariannaMSHA 0801279 | Crushed, Broken Limestone NECSurface | AbandonedStatus date: 03/01/2004 | American Lime and Dolomite IncReported operatorCharles C MorrisReported controller | Production / employmentSafety recordsView source coverage → |
| Marion County Clay PitsMarion, FLMSHA 0800815 | Crushed, Broken Limestone NECSurface | AbandonedStatus date: 05/21/1982 | Marion County Highway DepartmentReported operatorMarion CountyReported controller | Neither history importedView source coverage → |
| Marion County Limerock PitsMarion, FLMSHA 0800737 | Crushed, Broken Limestone NECSurface | AbandonedStatus date: 11/05/1985 | Marion County Highway DepartmentReported operatorMarion CountyReported controller | Neither history importedView source coverage → |
| MARION ROCK, INC.Marion, FLMSHA 0801242 | Crushed, Broken Limestone NECSurface | AbandonedStatus date: 04/29/2002 | Marion Rock IncReported operatorJames T BoutwellReported controller | Production / employmentSafety recordsView source coverage → |
| Marion Sand PlantMarion, FLNear AltoonaMSHA 0800979 | Construction Sand and GravelSurface | AbandonedStatus date: 11/28/2007 | Florida Rock Industries IncReported operatorVulcan Materials CompanyReported controller | Production / employmentSafety recordsView source coverage → |
| Markham Park PitBroward, FLMSHA 0801009 | Crushed, Broken Limestone NECSurface | AbandonedStatus date: 08/19/1988 | F V L Contracting IncReported operatorStramaglia FrankReported controller | Neither history importedView source coverage → |
| Markham Park PitBroward, FLMSHA 0801010 | Crushed, Broken Limestone NECSurface | AbandonedStatus date: 01/07/1985 | Triple R Paving IncReported operatorHawkes Roger TReported controller | Neither history importedView source coverage → |
| Mayo Sand PitLafayette, FLNear MayoMSHA 0801299 | Construction Sand and GravelSurface | AbandonedStatus date: 11/28/2007 | Anderson Columbia Company IncReported operatorJoseph H AndersonReported controller | Production / employmentSafety recordsView source coverage → |
| Mccall PitGadsden, FLMSHA 0800548 | Common Clays NECSurface | AbandonedStatus date: 04/05/1984 | Milwhite IncReported operatorMilwhite IncReported controller | Neither history importedView source coverage → |
| MECCA-RYAN, L.C.Palm Beach, FLNear LoxahatcheeMSHA 0801283 | Construction Sand and GravelSurface | AbandonedStatus date: 03/14/2005 | Mecca-Ryan LcReported operatorWilliam H Ryan; William J RyanReported controller | Production / employmentSafety recordsView source coverage → |
| M E C Rock PitHendry, FLMSHA 0800961 | Crushed, Broken Limestone NECSurface | AbandonedStatus date: 05/29/1990 | M E C Rock IncReported operatorEdens Robert LReported controller | Neither history importedView source coverage → |
| MedleyMiami-Dade, FLMSHA 0800343 | Crushed, Broken Limestone NECSurface | AbandonedStatus date: 11/07/1984 | Brewer Company Of Florida IncReported operatorCharles P MunzReported controller | Neither history importedView source coverage → |