Mines in New Castle County, Delaware
24Total
4Active
| Mine | Commodity | Type | Status | Source |
|---|---|---|---|---|
| Wilmington Plant | Manganese Ore | Facility | Active | MSHA |
| Route 40 Farm | Sand and Gravel, Construction | Surface | Producer | MRDS |
| Whittington Sand Pit | Sand and Gravel, Construction | Surface | Producer | MRDS |
| Wilson Pit | Sand and Gravel, Construction | Surface | Producer | MRDS |
| American Minerals/ Wilmington, De. | Chromium | Processing Plant | Past Producer | MRDS |
| Bear Materials Llc | Construction Sand and Gravel | Surface | Abandoned | MSHA |
| Chestnut Hill Mine | Iron | Surface | Past Producer | MRDS |
| Constructors Sand And Gravel Pit | Sand and Gravel, Construction | Past Producer | MRDS | |
| Delaware Brick Co. Pit | Clay | Surface | Past Producer | MRDS |
| Delaware Brick Co. Pit And Mill | Clay | Past Producer | MRDS | |
| Delaware Plant Getty | Sulfur | Processing Plant | Plant | MRDS |
| Delaware Sand And Gravel Pit | Sand and Gravel, Construction | Past Producer | MRDS | |
| Delaware Sand And Gravel Pit | Sand and Gravel, Construction | Surface | Past Producer | MRDS |
| Edgemoor Plant Ti | Titanium, Pigment | Processing Plant | Plant | MRDS |
| Freeway Pit | Sand and Gravel, Construction | Past Producer | MRDS | |
| Freeway Sand Pit | Sand and Gravel, Construction | Surface | Past Producer | MRDS |
| Iron Hill Mine | Iron | Surface | Past Producer | MRDS |
| New Castle Plant C-e Minerals | Aluminum | Processing Plant | Plant | MRDS |
| Phoenix Steel/ Claymont, De. | Iron | Processing Plant | Plant | MRDS |
| Whittington Sand & Gravel Pit & Mil | Sand and Gravel, Construction | Past Producer | MRDS | |
| Wilmington Plant Dupont | Titanium | Processing Plant | Plant | MRDS |
| Wilmington Plantozark-mahoning | Fluorine-Fluorite | Processing Plant | Plant | MRDS |
| Woodlawn Sand & Gravel Pit | Sand and Gravel, Construction | Surface | Past Producer | MRDS |
| Woodlawn Sand & Gravel Pit & Mill | Sand and Gravel, Construction | Past Producer | MRDS |