| Locality | Latitude | Longitude | Distance | Bearing |
|---|
| Sylvania, Lucas County, Ohio, USA | 41° 43' 6" N | 83° 42' 57" W | 0.3km (0.2 miles) |
| Centennial Quarry, Silica, Sylvania Township, Lucas County, Ohio, USA | 41° 42' 53" N | 83° 44' 42" W | 2.7km (1.7 miles) |
| France Stone Co. "North" Quarry, Silica, Sylvania Township, Lucas County, Ohio, USA | 41° 42' 14" N | 83° 44' 50" W | 3.3km (2.0 miles) |
| Hanson Aggregates Midwest Inc. Sylvania "East" Quarry, Silica, Sylvania Township, Lucas County, Ohio, USA | 41° 41' 30" N | 83° 44' 28" W | 3.8km (2.4 miles) |
| Hanson Aggregates Midwest Inc. Sylvania "West" Quarry, Silica, Sylvania Township, Lucas County, Ohio, USA | 41° 41' 28" N | 83° 44' 44" W | 4.1km (2.5 miles) |
| Toledo Stone and Glass Sand Quarry, Silica, Sylvania Township, Lucas County, Ohio, USA | 41° 41' 9" N | 83° 44' 21" W | 4.3km (2.6 miles) |
| Silica, Sylvania Township, Lucas County, Ohio, USA | 41° 40' 53" N | 83° 44' 31" W | 4.8km (3.0 miles) |
| Ottawa Lake Quarry (Michigan Stone Company), Whiteford Township, Monroe County, Michigan, USA | 41° 44' 56" N | 83° 40' 2" W | 5.1km (3.1 miles) |
| Little Sink Quarry, Whiteford Township, Monroe County, Michigan, USA | 41° 48' 28" N | 83° 40' 24" W | 10.4km (6.5 miles) |
| Rhu's Clay Pit, Summerfield Township, Monroe County, Michigan, USA | 41° 49' 30" N | 83° 40' 45" W | 12.1km (7.5 miles) |
| Saxton and Son Clay pit, Lenawee County, Michigan, USA | 41° 49' 40" N | 83° 46' 14" W | 13.0km (8.1 miles) |
| Rupp's Clay Pit, Lenawee County, Michigan, USA | 41° 49' 5" N | 83° 49' 14" W | 14.2km (8.8 miles) |
| Stoneco Maumee Quarry, Maumee, Lucas County, Ohio, USA | 41° 34' 30" N | 83° 40' 26" W | 16.3km (10.1 miles) |
| Bliss's Coal pit, Lenawee County, Michigan, USA | 41° 49' 50" N | 83° 50' 59" W | 16.8km (10.5 miles) |
| Monclova, Lucas County, Ohio, USA | 41° 33' 31" N | 83° 43' 58" W | 17.9km (11.1 miles) |
| Maumee, Lucas County, Ohio, USA | 41° 33' 46" N | 83° 39' 13" W | 18.0km (11.2 miles) |
| Atkin's Clay pit, Lenawee County, Michigan, USA | 41° 51' 29" N | 83° 49' 59" W | 18.4km (11.5 miles) |
| Petersburg Limestone Exposure Prospect, Summerfield Township, Monroe County, Michigan, USA | 41° 54' 29" N | 83° 43' 19" W | 21.1km (13.1 miles) |
| Wilt's Clay pit, Lenawee County, Michigan, USA | 41° 46' 13" N | 83° 57' 29" W | 21.1km (13.1 miles) |
| Charles H. Sawyer Quarry, Lime City, Wood County, Ohio, USA | 41° 32' 36" N | 83° 33' 53" W | 23.1km (14.3 miles) |
| Whitehouse, Lucas County, Ohio, USA | 41° 31' 8" N | 83° 48' 14" W | 23.5km (14.6 miles) |
| Stoneco Lime City Quarry, Lime City, Wood County, Ohio, USA | 41° 32' 7" N | 83° 33' 51" W | 23.9km (14.8 miles) |
| Whitehouse Quarry, Whitehouse, Lucas County, Ohio, USA | 41° 30' 48" N | 83° 47' 58" W | 24.0km (14.9 miles) |
| Otter Limestone Quarry, La Salle Township, Monroe County, Michigan, USA | 41° 51' 54" N | 83° 29' 56" W | 24.1km (14.9 miles) |
| Scotfield Tile Company Clay Pit, La Salle Township, Monroe County, Michigan, USA | 41° 50' 48" N | 83° 28' 35" W | 24.2km (15.0 miles) |
| Waterville, Lucas County, Ohio, USA | 41° 30' 3" N | 83° 43' 5" W | 24.3km (15.1 miles) |
| Ida Quarry, Ida, Ida Township, Monroe County, Michigan, USA | 41° 54' 38" N | 83° 34' 24" W | 24.3km (15.1 miles) |
| Ida, Ida Township, Monroe County, Michigan, USA | 41° 54' 39" N | 83° 34' 24" W | 24.3km (15.1 miles) |
| Granger Island, Maumee River, Waterville, Lucas County, Ohio, USA | 41° 29' 42" N | 83° 42' 49" W | 24.9km (15.5 miles) |
| Cardinal Aggregates Quarry, Lime City, Wood County, Ohio, USA | 41° 31' 51" N | 83° 32' 59" W | 24.9km (15.5 miles) |
