| Locality | Latitude | Longitude | Distance | Bearing |
|---|
| Kennett Square, Kennett Township, Chester County, Pennsylvania, USA | 39° 50' 48" N | 75° 42' 43" W | 0.0km (0.0 miles) | |
| Willowdale, East Goshen Township, Chester County, Pennsylvania, USA | 39° 52' 27" N | 75° 43' 5" W | 3.1km (1.9 miles) | |
| Willowdale, East Marlboro Township, Chester County, Pennsylvania, USA | 39° 52' 27" N | 75° 43' 3" W | 3.1km (1.9 miles) | |
| Henry Pusey's quarry, Willowdale, East Marlboro Township, Chester County, Pennsylvania, USA | 39° 51' 47" N | 75° 44' 43" W | 3.4km (2.1 miles) | |
| Corundum Hill, Unionville, Newlin Township, Chester County, Pennsylvania, USA | 39° 53' 0" N | 75° 43' 59" W | 4.5km (2.8 miles) | |
| Nevin's Quarry, Landenberg, London Britain Township, Chester County, Pennsylvania, USA | 39° 48' 45" N | 75° 45' 0" W | 5.0km (3.1 miles) | |
| R. Baily's Quarry, Unionville, West Marlboro Township, Chester County, Pennsylvania, USA | 39° 51' 59" N | 75° 46' 0" W | 5.2km (3.2 miles) | |
| Unionville, Newlin Township, Chester County, Pennsylvania, USA | 39° 53' 43" N | 75° 44' 3" W | 5.7km (3.6 miles) | |
| Unionville, West Marlboro Township, Chester County, Pennsylvania, USA | 39° 53' 43" N | 75° 44' 3" W | 5.7km (3.6 miles) | |
| Upland, East Marlboro Township, Chester County, Pennsylvania, USA | 39° 53' 11" N | 75° 46' 27" W | 6.9km (4.3 miles) | |
| Swain's Quarry, Pennsbury Township, Chester County, Pennsylvania, USA | 39° 50' 10" N | 75° 37' 48" W | 7.1km (4.4 miles) | |
| Logan's Quarry, Upland, East Marlboro Township, Chester County, Pennsylvania, USA | 39° 54' 6" N | 75° 46' 5" W | 7.8km (4.8 miles) | |
| Centerville (Centreville), New Castle County, Delaware, USA | 39° 49' 17" N | 75° 37' 0" W | 8.6km (5.3 miles) | |
| Landenberg, London Britain Township, Chester County, Pennsylvania, USA | 39° 46' 37" N | 75° 46' 17" W | 9.3km (5.8 miles) | |
| Mount Cuba serpentinite, New Castle County, Delaware, USA | 39° 47' 42" N | 75° 37' 28" W | 9.4km (5.8 miles) | |
| Pocopson, Birmingham Township, Chester County, Pennsylvania, USA | 39° 54' 0" N | 75° 37' 33" W | 9.4km (5.9 miles) | |
| Dickson's Quarry (Dixon's Quarry), Wilmington, New Castle County, Delaware, USA | 39° 47' 1" N | 75° 37' 39" W | 10.0km (6.2 miles) | |
| Chadds Ford, Birmingham Township, Chester County, Pennsylvania, USA | 39° 52' 19" N | 75° 35' 51" W | 10.1km (6.3 miles) | |
| Chester County Poorhouse Quarry, West Bradford Township, Chester County, Pennsylvania, USA | 39° 56' 33" N | 75° 42' 51" W | 10.7km (6.6 miles) | |
| Way's Quarry, Centerville (Centreville), New Castle County, Delaware, USA | 39° 46' 59" N | 75° 37' 0" W | 10.7km (6.7 miles) | |
| Wooddale, New Castle County, Delaware, USA | 39° 45' 58" N | 75° 38' 12" W | 11.0km (6.8 miles) | |
| Pocopson, Pocopson Township, Chester County, Pennsylvania, USA | 39° 48' 33" N | 75° 35' 30" W | 11.1km (6.9 miles) | |
| Wooddale Quarries, Wooddale, New Castle County, Delaware, USA | 39° 46' 0" N | 75° 37' 59" W | 11.1km (6.9 miles) | |
| Harvey's Quarry, Pennsbury Township, Chester County, Pennsylvania, USA | 39° 51' 59" N | 75° 35' 0" W | 11.2km (6.9 miles) | |
| Eastburn's Quarries, New Castle County, Delaware, USA | 39° 44' 25" N | 75° 43' 0" W | 11.8km (7.4 miles) | |
| Woodlawn Quarry, Wilmington, New Castle County, Delaware, USA | 39° 49' 47" N | 75° 34' 16" W | 12.1km (7.5 miles) | |
| Osborne Hill, Birmingham Township, Chester County, Pennsylvania, USA | 39° 55' 24" N | 75° 36' 24" W | 12.3km (7.7 miles) | |
| Beaver Valley (Chandler's Hollow), New Castle County, Delaware, USA | 39° 50' 21" N | 75° 33' 51" W | 12.6km (7.8 miles) | |
| Copesville, East Bradford Township, Chester County, Pennsylvania, USA | 39° 57' 29" N | 75° 39' 29" W | 13.2km (8.2 miles) | |
| Bullock's Quarry, Brandywine Summit, Chadds Ford Township, Delaware County, Pennsylvania, USA | 39° 51' 41" N | 75° 33' 22" W | 13.4km (8.3 miles) | |
Corundum Hill, Unionville, Newlin Township, Chester County, Pennsylvania, USA