| Locality | Latitude | Longitude | Distance | Bearing |
|---|
| East Dover, Dover, Kent County, Delaware, USA | 39° 9' 24" N | 75° 29' 52" W | 28.4km (17.7 miles) | |
| Smithville Bank, Caroline County, Maryland, USA | 38° 45' 38" N | 75° 44' 27" W | 30.7km (19.1 miles) | |
| Chestertown Pit (Chestertown Brick Company Inc.), Kent County, Maryland, USA | 39° 13' 19" N | 76° 4' 44" W | 32.8km (20.4 miles) | |
| Federalsburg Mine, Caroline County, Maryland, USA | 38° 41' 25" N | 75° 46' 42" W | 38.2km (23.8 miles) | |
| Easton Clay Pit, Talbot County, Maryland, USA | 38° 46' 55" N | 76° 6' 39" W | 39.7km (24.6 miles) | |
| Williamsburg Mine, Dorchester County, Maryland, USA | 38° 40' 28" N | 75° 49' 21" W | 40.1km (24.9 miles) | |
| Cecilton, Cecil County, Maryland, USA | 39° 24' 14" N | 75° 52' 2" W | 41.7km (25.9 miles) | |
| Collins Mine and Plant, Sussex County, Delaware, USA | 38° 44' 5" N | 75° 28' 53" W | 42.5km (26.4 miles) | |
| Love Point Dredge & Terminal, Queen Annes County, Maryland, USA | 39° 1' 54" N | 76° 18' 16" W | 44.8km (27.8 miles) | |
| Grove Point, Cecilton, Cecil County, Maryland, USA | 39° 23' 11" N | 76° 2' 13" W | 44.8km (27.8 miles) | |
| Gravelly Delight Mine, Sussex County, Delaware, USA | 38° 40' 23" N | 75° 33' 20" W | 44.8km (27.9 miles) | |
| Polk's Marl pits, Middletown, New Castle County, Delaware, USA | 39° 27' 0" N | 75° 43' 0" W | 46.6km (29.0 miles) | |
| Deep Creek Mine, Sussex County, Delaware, USA | 38° 40' 36" N | 75° 29' 16" W | 47.4km (29.4 miles) | |
| Pine Creek Forge Mine, Sussex County, Delaware, USA | 38° 39' 19" N | 75° 31' 32" W | 47.8km (29.7 miles) | |
| Upper Potomac Mine, Hubbard, Dorchester County, Maryland, USA | 38° 36' 29" N | 75° 54' 15" W | 48.4km (30.1 miles) | |
| Pinehurst, Anne Arundel County, Maryland, USA | 39° 7' 3" N | 76° 26' 0" W | 56.6km (35.2 miles) | |
| J. M. Clayton Company Oystershell Deposit, Dorchester County, Maryland, USA | 38° 34' 31" N | 76° 4' 45" W | 57.0km (35.4 miles) | |
| J. M. Clayton Company Prospect, Dorchester County, Maryland, USA | 38° 34' 31" N | 76° 4' 45" W | 57.0km (35.4 miles) | |
| Greenbury Point, Anne Arundel County, Maryland, USA | 38° 58' 30" N | 76° 27' 15" W | 58.1km (36.1 miles) | |
| Fairton Sand and Gravel (Fairton Dredge), Cedarville, Lawrence Township, Cumberland County, New Jersey, USA | 39° 20' 24" N | 75° 14' 24" W | 58.1km (36.1 miles) | |
| Welzenbach Ore Bank, Harford County, Maryland, USA | 39° 26' 21" N | 76° 16' 30" W | 61.6km (38.3 miles) | |
| Cape Sable, Magothy River, Arnold, Anne Arundel County, Maryland, USA | 39° 4' 47" N | 76° 30' 11" W | 62.1km (38.6 miles) | |
| Fairton, Fairfield Township, Cumberland County, New Jersey, USA | 39° 22' 54" N | 75° 13' 11" W | 62.3km (38.7 miles) | |
| Walsh Ore Bank, Harford County, Maryland, USA | 39° 28' 0" N | 76° 15' 2" W | 62.6km (38.9 miles) | |
| Orr Silica Sand Property Prospect, Anne Arundel County, Maryland, USA | 39° 8' 12" N | 76° 30' 7" W | 62.8km (39.0 miles) | |
| Sewell Ore Bank, Harford County, Maryland, USA | 39° 27' 51" N | 76° 15' 39" W | 62.9km (39.1 miles) | |
| Elliot Farm prospect, Sussex County, Delaware, USA | 38° 29' 2" N | 75° 35' 2" W | 63.6km (39.5 miles) | |
| Benser Ore Bank, Harford County, Maryland, USA | 39° 25' 23" N | 76° 19' 47" W | 63.7km (39.6 miles) | |
| Barren Creek Deposits (Baron Creek Deposits), Wicomico County, Maryland, USA | 38° 27' 25" N | 75° 45' 11" W | 64.2km (39.9 miles) | |
| Crow Ore Bank, Harford County, Maryland, USA | 39° 24' 51" N | 76° 20' 53" W | 64.2km (39.9 miles) | |
