| Locality | Latitude | Longitude | Distance | Bearing |
|---|
| Whips Cove, Fulton County, Pennsylvania, USA | 39° 52' 9" N | 78° 13' 55" W | 7.9km (4.9 miles) | |
| Barton Deposit, Washington County, Maryland, USA | 39° 43' 3" N | 78° 13' 17" W | 15.7km (9.8 miles) | |
| Whitmeyer-Bridges Quarry, Hancock, Washington County, Maryland, USA | 39° 42' 0" N | 78° 10' 59" W | 16.6km (10.3 miles) | |
| I-68 Roadcut, Hancock, Washington County, Maryland, USA | 39° 42' 11" N | 78° 15' 20" W | 18.5km (11.5 miles) | |
| Frankstown (Unincorporated township), Blair County, Pennsylvania, USA | 40° 0' 0" N | 78° 0' 0" W | 21.1km (13.1 miles) | |
| U. S. Silica (Pennsylvania Glass Sand Company Quarry; Berkeley Works Quarry), Berkeley Springs, Morgan County, West Virginia, USA | 39° 39' 21" N | 78° 12' 45" W | 21.9km (13.6 miles) | |
| Wheatstone Ore Bank, Washington County, Maryland, USA | 39° 40' 23" N | 77° 58' 36" W | 24.0km (14.9 miles) | |
| Wilson Farm Ore Bank, Washington County, Maryland, USA | 39° 42' 2" N | 77° 54' 29" W | 25.9km (16.1 miles) | |
| Southeast Indian Springs Ore Bank, Washington County, Maryland, USA | 39° 38' 8" N | 77° 59' 35" W | 26.7km (16.6 miles) | |
| Sherman Valley Cryptomelane locality (Coles-Simon prospect; Coles-Simon open pit), Broad Top Township, Bedford County, Pennsylvania, USA | 40° 4' 5" N | 78° 15' 47" W | 26.7km (16.6 miles) | |
| Broad Top Township, Bedford County, Pennsylvania, USA | 40° 4' 18" N | 78° 15' 19" W | 26.8km (16.7 miles) | |
| Northeast Green Spring Furnace Bank, Washington County, Maryland, USA | 39° 38' 56" N | 77° 57' 45" W | 26.9km (16.7 miles) | |
| North Green Spring Furnace Ore Bank, Washington County, Maryland, USA | 39° 38' 4" N | 77° 58' 41" W | 27.5km (17.1 miles) | |
| North Mt. Area, Washington County, Maryland, USA | 39° 38' 9" N | 77° 58' 29" W | 27.5km (17.1 miles) | |
| Charles Ore Bank, Washington County, Maryland, USA | 39° 38' 31" N | 77° 57' 24" W | 27.8km (17.3 miles) | |
| McLaughlin Ore Bank, Washington County, Maryland, USA | 39° 41' 6" N | 77° 53' 22" W | 28.2km (17.5 miles) | |
| Green Spring Ore Bank, Washington County, Maryland, USA | 39° 37' 42" N | 77° 58' 18" W | 28.3km (17.6 miles) | |
| Fort Littleton, Fulton County, Pennsylvania, USA | 40° 3' 46" N | 77° 57' 49" W | 28.6km (17.8 miles) | |
| Pinesburg Quarry, Williamsport, Washington County, Maryland, USA | 39° 37' 22" N | 77° 52' 6" W | 34.3km (21.3 miles) | |
| Clay Mine-Victor Cushwa (Victor Cushwa and Sons Inc.), Washington County, Maryland, USA | 39° 38' 7" N | 77° 49' 11" W | 36.3km (22.6 miles) | |
| Victor Cushwa and Sons Pit, Washington County, Maryland, USA | 39° 38' 7" N | 77° 49' 11" W | 36.3km (22.6 miles) | |
| Benders Cave, Berkeley County, West Virginia, USA | 39° 31' 35" N | 77° 55' 4" W | 40.5km (25.2 miles) | |
| Valley Quarry, Chambersburg, Franklin County, Pennsylvania, USA | 39° 52' 52" N | 77° 39' 6" W | 42.3km (26.3 miles) | |
| Chambersburg, Franklin County, Pennsylvania, USA | 39° 56' 15" N | 77° 39' 39" W | 42.5km (26.4 miles) | |
| Rockdale Quarry, Hagerstown, Washington County, Maryland, USA | 39° 38' 42" N | 77° 43' 11" W | 42.6km (26.5 miles) | |
| Allegany Aggregates Inc. Bedrock Quarry (Martin Mountain Quarry), Allegany County, Maryland, USA | 39° 42' 32" N | 78° 37' 2" W | 43.2km (26.8 miles) | |
| Security Cement and Lime Company Quarry (Hagerstown Quarry; Marquette Cement Manufacturing Company), Hagerstown, Washington County, Maryland, USA | 39° 39' 15" N | 77° 40' 27" W | 45.5km (28.3 miles) | |
| Martinsburg Quarry (Capitol Cement Company division of Martin Marietta Corporation), Berkeley County, West Virginia, USA | 39° 27' 6" N | 77° 57' 47" W | 46.5km (28.9 miles) | |
| Blair Quarry & plant, Berkeley County, West Virginia, USA | 39° 27' 29" N | 77° 54' 44" W | 47.5km (29.5 miles) | |
| Napier Township, Bedford County, Pennsylvania, USA | 40° 2' 57" N | 78° 38' 27" W | 48.0km (29.8 miles) | |
