| Locality | Latitude | Longitude | Distance | Bearing |
|---|
| Hunting Hill Quarry, Rockville, Montgomery County, Maryland, USA | 39° 4' 43" N | 77° 13' 34" W | 0.0km (0.0 miles) | |
| Bogley Mine, Rockville, Montgomery County, Maryland, USA | 39° 3' 54" N | 77° 10' 17" W | 5.0km (3.1 miles) | |
| Tschiffely (Wheatlands) Aggregate Quarry, Montgomery County, Maryland, USA | 39° 7' 28" N | 77° 14' 43" W | 5.4km (3.3 miles) | |
| Rockville, Montgomery County, Maryland, USA | 39° 4' 53" N | 77° 8' 46" W | 6.9km (4.3 miles) | |
| Potomac, Montgomery County, Maryland, USA | 39° 1' 4" N | 77° 12' 31" W | 6.9km (4.3 miles) | |
| Stanmore Drive, Potomac, Montgomery County, Maryland, USA | 39° 0' 47" N | 77° 13' 50" W | 7.3km (4.5 miles) | |
| Gaithersburg, Montgomery County, Maryland, USA | 39° 8' 36" N | 77° 12' 4" W | 7.5km (4.7 miles) | |
| Montgomery Mine (Potomac Mine), Potomac, Montgomery County, Maryland, USA | 39° 0' 42" N | 77° 12' 42" W | 7.5km (4.7 miles) | |
| Ford Mine, Potomac, Montgomery County, Maryland, USA | 39° 0' 40" N | 77° 14' 18" W | 7.6km (4.7 miles) | |
| Shaft #1, Ford Mine, Potomac, Montgomery County, Maryland, USA | 39° 0' 39" N | 77° 14' 18" W | 7.6km (4.7 miles) | |
| Shaft #2, Ford Mine, Potomac, Montgomery County, Maryland, USA | 39° 0' 24" N | 77° 14' 21" W | 8.1km (5.0 miles) | |
| Watson Mine (Anderson Property; Potomac and Watson Mine), Potomac, Montgomery County, Maryland, USA | 39° 0' 8" N | 77° 14' 2" W | 8.5km (5.3 miles) | |
| Huddlestone Mine, Rockville, Montgomery County, Maryland, USA | 39° 2' 14" N | 77° 8' 29" W | 8.6km (5.4 miles) | |
| Eagle Mine, Potomac, Montgomery County, Maryland, USA | 39° 0' 8" N | 77° 12' 2" W | 8.8km (5.4 miles) | |
| Maryland Mine (Allen shaft), Potomac, Montgomery County, Maryland, USA | 38° 59' 44" N | 77° 13' 53" W | 9.2km (5.7 miles) | |
| Stonyhurst Quarries, Montgomery County, Maryland, USA | 39° 0' 38" N | 77° 9' 29" W | 9.6km (5.9 miles) | |
| B Giancola Quarry, Montgomery County, Maryland, USA | 39° 0' 46" N | 77° 9' 11" W | 9.7km (6.0 miles) | |
| Unnamed schist quarry, Potomac, Montgomery County, Maryland, USA | 39° 0' 15" N | 77° 10' 0" W | 9.7km (6.0 miles) | |
| Seneca, Montgomery County, Maryland, USA | 39° 4' 42" N | 77° 20' 21" W | 9.8km (6.1 miles) | |
| Rock Run gold placers, Cropley, Montgomery County, Maryland, USA | 38° 59' 21" N | 77° 12' 30" W | 10.1km (6.3 miles) | |
| Sawyer Mine, Cropley, Montgomery County, Maryland, USA | 38° 59' 17" N | 77° 12' 15" W | 10.2km (6.4 miles) | |
| Halpine Crushed-schist Quarry, Montgomery County, Maryland, USA | 39° 4' 6" N | 77° 6' 28" W | 10.3km (6.4 miles) | |
| Great Falls, Fairfax County, Virginia, USA | 38° 59' 53" N | 77° 17' 17" W | 10.4km (6.5 miles) | |
| Seneca sandstone quarries, Seneca, Montgomery County, Maryland, USA | 39° 4' 8" N | 77° 20' 49" W | 10.5km (6.5 miles) | |
| Toms Run Quarry, Montgomery County, Maryland, USA | 38° 59' 43" N | 77° 10' 9" W | 10.5km (6.5 miles) | |
| Irma Mine, Cropley, Montgomery County, Maryland, USA | 38° 59' 8" N | 77° 12' 6" W | 10.5km (6.5 miles) | |
| Seneca Quarry, Seneca sandstone quarries, Seneca, Montgomery County, Maryland, USA | 39° 4' 9" N | 77° 20' 55" W | 10.6km (6.6 miles) | |
| Lynch Mine, Cropley, Montgomery County, Maryland, USA | 38° 59' 12" N | 77° 11' 29" W | 10.6km (6.6 miles) | |
| Bull Neck Mine (Kirk Mine; Bull Neck Run Mine; Virginia Mines Inc. Mine), Bull Neck Run, Gold-Pyrite Belt, Fairfax County, Virginia, USA | 39° 0' 0" N | 77° 18' 0" W | 10.8km (6.7 miles) | |
| Cropley, Montgomery County, Maryland, USA | 38° 58' 52" N | 77° 13' 14" W | 10.8km (6.7 miles) | |
Maryland Mine, Potomac, Montgomery County, Maryland, USA