Mines in Monroe County, Florida

21Total
15Active

Monroe County, Florida has 21 mine and mineral deposit locations documented in federal records from the USGS and MSHA. 15 of these are currently active mining operations. The most commonly recorded commodity is limestone, general, with 9 sites. The table below lists all recorded mines in the county with links to individual site details.

All Mines in Monroe County

MineCommodityTypeStatusSource
Big Pine QuarryStone, Crushed/BrokenSurfaceProducerMRDS
Frank Keevan and Sons - Summerland Key MineLimestone, GeneralProducerMRDS
Grassy Key PitStone, Crushed/BrokenSurfaceProducerMRDS
Keystone Products - Noel MineLimestone, GeneralProducerMRDS
Long Key Rock PitStone, Crushed/BrokenSurfaceProducerMRDS
No Name Lake PitStone, Crushed/BrokenSurfaceProducerMRDS
Pinewood Materials - No Name KeyLimestone, GeneralProducerMRDS
Rockland Key QuarryStone, Crushed/BrokenSurfaceProducerMRDS
Tarmac-Florida - Big Pine KeyLimestone, GeneralProducerMRDS
Tarmac-Florida - Cudjoe KeyLimestone, GeneralProducerMRDS
Tarmac-Florida - Rockland KeyLimestone, GeneralProducerMRDS
Tavernier PitStone, Crushed/BrokenSurfaceProducerMRDS
Upper Keys Marine Constr. - Blue Waters PitLimestone, GeneralProducerMRDS
Upper Keys Marine Constr. - Long Key PitLimestone, GeneralProducerMRDS
Upper Keys Marine Constr. - Noel PitLimestone, GeneralProducerMRDS
Big Pine Key QuarryStone, Crushed/BrokenSurfacePast ProducerMRDS
Monroe Pit 1Stone, Crushed/BrokenSurfacePast ProducerMRDS
No Name KeyCrushed, Broken Limestone NECSurfaceAbandonedMSHA
No Name Key Rock PitCrushed, Broken Limestone NECSurfaceAbandonedMSHA
Pinewood Materials CorpCrushed, Broken Limestone NECSurfaceAbandonedMSHA
Rockland Key PitCrushed, Broken Limestone NECSurfaceAbandonedMSHA