| Locality | Latitude | Longitude | Distance | Bearing |
|---|
| Cordierite locality (Bigelow Pond), Union, Tolland County, Connecticut, USA | 41° 59' 30" N | 72° 7' 58" W | 0.0km (0.0 miles) | |
| Union, Tolland County, Connecticut, USA | 41° 59' 26" N | 72° 9' 25" W | 2.0km (1.2 miles) | |
| Interstate 84 (I-84; I-86; State Route 15; Wilbur Cross Highway), Union, Tolland County, Connecticut, USA | 41° 58' 32" N | 72° 10' 57" W | 4.5km (2.8 miles) | |
| Lead Mine, Ashford, Windham County, Connecticut, USA | 41° 57' 19" N | 72° 10' 52" W | 5.7km (3.5 miles) | |
| Sturbridge Graphite Mine (Tantiusques Mine; Winthrop Lead Mine), Sturbridge, Worcester County, Massachusetts, USA | 42° 3' 25" N | 72° 7' 51" W | 7.3km (4.5 miles) | |
| Woodstock, Windham County, Connecticut, USA | 41° 57' 2" N | 71° 58' 38" W | 13.7km (8.5 miles) | |
| Chandler Hill, Woodstock, Windham County, Connecticut, USA | 41° 58' 29" N | 71° 57' 27" W | 14.6km (9.1 miles) | |
| Pomfret, Windham County, Connecticut, USA | 41° 53' 51" N | 71° 57' 45" W | 17.6km (10.9 miles) | |
| Becker Quarry (Becker's Quarry), West Willington, Willington, Tolland County, Connecticut, USA | 41° 52' 19" N | 72° 16' 24" W | 17.7km (11.0 miles) | |
| Diamond Ledge (West Stafford quartz locality; Stafford Springs quartz locality), Stafford, Tolland County, Connecticut, USA | 41° 58' 28" N | 72° 21' 9" W | 18.2km (11.3 miles) | |
| Skyline Quarry, Stafford, Tolland County, Connecticut, USA | 41° 57' 55" N | 72° 21' 9" W | 18.4km (11.4 miles) | |
| West Willington, Willington, Tolland County, Connecticut, USA | 41° 52' 52" N | 72° 18' 7" W | 18.6km (11.6 miles) | |
| West Thompson, Thompson, Windham County, Connecticut, USA | 41° 56' 41" N | 71° 54' 41" W | 19.1km (11.8 miles) | |
| Lamson & Woodbury Quarry, Charlton, Worcester County, Massachusetts, USA | 42° 5' 30" N | 71° 55' 50" W | 20.1km (12.5 miles) | |
| West Thompson Dam, West Thompson, Thompson, Windham County, Connecticut, USA | 41° 56' 45" N | 71° 53' 52" W | 20.1km (12.5 miles) | |
| Hylka Sand & Gravel Pits, Charlton, Worcester County, Massachusetts, USA | 42° 5' 57" N | 71° 55' 4" W | 21.4km (13.3 miles) | |
| Monson quarries (Flynt quarries), Monson, Hampden County, Massachusetts, USA | 42° 7' 9" N | 72° 19' 49" W | 21.6km (13.4 miles) | |
| Thompson, Windham County, Connecticut, USA | 41° 57' 30" N | 71° 51' 45" W | 22.7km (14.1 miles) | |
| Soapstone Mountain, Somers, Tolland County, Connecticut, USA | 41° 57' 30" N | 72° 24' 46" W | 23.4km (14.6 miles) | |
| Mansfield, Windham County, Connecticut, USA | 41° 47' 22" N | 72° 13' 37" W | 23.8km (14.8 miles) | |
| Hampton, Windham County, Connecticut, USA | 41° 47' 2" N | 72° 3' 17" W | 24.0km (14.9 miles) | |
| Baryte locality, Somers, Tolland County, Connecticut, USA | 42° 1' 25" N | 72° 26' 11" W | 25.3km (15.7 miles) | |
| Lane & Son quarry, Oxford, Worcester County, Massachusetts, USA | 42° 8' 8" N | 71° 53' 21" W | 25.7km (16.0 miles) | |
| Burgundy Hill Quarry, Tolland, Tolland County, Connecticut, USA | 41° 52' 2" N | 72° 23' 41" W | 25.7km (16.0 miles) | |
| Dayville, Killingly, Windham County, Connecticut, USA | 41° 50' 46" N | 71° 53' 17" W | 25.9km (16.1 miles) | |
| Mansfield Hollow Dam, Windham, Windham County, Connecticut, USA | 41° 44' 56" N | 72° 10' 26" W | 27.2km (16.9 miles) | |
| Unnamed(?) quarry, Palmer, Hampden County, Massachusetts, USA | 42° 12' 10" N | 72° 18' 46" W | 27.8km (17.2 miles) | |
| North Oxford, Oxford, Worcester County, Massachusetts, USA | 42° 8' 59" N | 71° 52' 5" W | 28.1km (17.4 miles) | |
| Coventry, Tolland County, Connecticut, USA | 41° 46' 12" N | 72° 18' 18" W | 28.5km (17.7 miles) | |
| State Route 31 and Dockerel Road intersection, Tolland, Tolland County, Connecticut, USA | 41° 50' 24" N | 72° 24' 51" W | 28.8km (17.9 miles) | |
Sturbridge Graphite Mine, Sturbridge, Worcester County, Massachusetts, USA