Mines in St. Mary County, Louisiana
21Total
13Active
St. Mary County, Louisiana has 21 mine and mineral deposit locations documented in federal records from the USGS and MSHA. 13 of these are currently active mining operations. The most commonly recorded commodity is barite barium ore, with 2 sites. The table below lists all recorded mines in the county with links to individual site details.
All Mines in St. Mary County
| Mine | Commodity | Type | Status | Source |
|---|---|---|---|---|
| Baramin Us, Llc | Barite Barium Ore | Facility | Active | MSHA |
| Belle Isle | Salt | Underground | Producer | MRDS |
| Belle Isle Deposit | Halite | Producer | MRDS | |
| Cote Blanche Island Mine | Halite | Producer | MRDS | |
| Cote Blanche Mine | Salt | Underground | Producer | MRDS |
| Dredge Albatross | Stone, Crushed/Broken | Surface | Producer | MRDS |
| Dredge John P. Dearasaugh | Stone, Crushed/Broken | Surface | Producer | MRDS |
| Dredge Mallard | Stone, Crushed/Broken | Surface | Producer | MRDS |
| Dredge Pelican | Stone, Crushed/Broken | Surface | Producer | MRDS |
| Lake Charles | Stone, Crushed/Broken | Surface | Producer | MRDS |
| Morgan City Plant | Barium-Barite | Processing Plant | Producer | MRDS |
| Pelican Lime Plant | Calcium | Processing Plant | Producer | MRDS |
| Southern Industries Plant | Stone, Crushed/Broken | Offshore | Producer | MRDS |
| Atchafalaya Bay Geothermal Prospect | Geothermal | Occurrence | MRDS | |
| Ideal Basic Shell Operation | Stone, Crushed/Broken | Offshore | Past Producer | MRDS |
| Morgan City Barite Plant | Barite Barium Ore | Facility | Abandoned | MSHA |
| Unnamed Geothermal Prospect | Geothermal | Occurrence | MRDS | |
| Unnamed Geothermal Prospect | Geothermal | Occurrence | MRDS | |
| Unnamed Geothermal Prospect | Geothermal | Occurrence | MRDS | |
| Unnamed Geothermal Prospect | Geothermal | Occurrence | MRDS | |
| Unnamed Geothermal Prospect | Geothermal | Occurrence | MRDS |