Mines in Calvert County, Maryland
15Total
4Active
Calvert County, Maryland has 15 mine and mineral deposit locations documented in federal records from the USGS Mineral Resources Data System and MSHA. 4 are currently active mining operations. The most commonly recorded commodity is sand and gravel, construction, with 4 sites.
By Status
Past Producer · 10Producer · 4Prospect · 1
Top Commodities
Sand and Gravel, Construction · 4Diatomite · 3Stone, Dimension · 2Titanium-Rutile, Titanium-Ilmenite · 1Stone, Crushed/Broken · 1Flagstone · 1Diatomite, Stone, Crushed/Broken · 1Clay · 1
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Active Mines in Calvert County
| Mine | Operator | Commodity | Type | Status |
|---|---|---|---|---|
| Kaylorite Corp. Greensand Pit | — | Stone, Crushed/Broken | — | Producer |
| Lyons Ck. Diatomaceous Earth Deposit | — | Diatomite | — | Producer |
| Unnamed Pit 1.2 Mi S. of Chaneyville | — | Sand and Gravel, Construction | — | Producer |
| Unnamed Pit 1.6 Mi Sw of Chaneyville | — | Sand and Gravel, Construction | — | Producer |
All Mines in Calvert County
| Mine | Commodity | Type | Status | Source |
|---|---|---|---|---|
| Kaylorite Corp. Greensand Pit | Stone, Crushed/Broken | Producer | MRDS | |
| Lyons Ck. Diatomaceous Earth Deposit | Diatomite | Producer | MRDS | |
| Unnamed Pit 1.2 Mi S. of Chaneyville | Sand and Gravel, Construction | Producer | MRDS | |
| Unnamed Pit 1.6 Mi Sw of Chaneyville | Sand and Gravel, Construction | Producer | MRDS | |
| Cove Point Placer | Titanium-Rutile, Titanium-Ilmenite | Placer | Past Producer | MRDS |
| Kaylorite Corp. Greensand Pit | Flagstone | Surface | Past Producer | MRDS |
| Lyons Ck. Diatomaceous Earth Quarry | Diatomite | Surface | Past Producer | MRDS |
| Mackall Building Stone Quarry | Stone, Dimension | Past Producer | MRDS | |
| Mackall Building Stone Quarry | Stone, Dimension | Surface | Past Producer | MRDS |
| Old Clay Deposit | Clay | Prospect | MRDS | |
| Old Clay Deposit N. of Solomons Is. | Brick Clay | Past Producer | MRDS | |
| Old Greensand-Diatomaceous Earth Pit | Diatomite, Stone, Crushed/Broken | Past Producer | MRDS | |
| Old Greensand-Diatomaceous Earth Qu | Diatomite | Surface | Past Producer | MRDS |
| Unnamed Pit | Sand and Gravel, Construction | Surface | Past Producer | MRDS |
| Unnamed Pit | Sand and Gravel, Construction | Surface | Past Producer | MRDS |