| Locality | Latitude | Longitude | Distance | Bearing |
|---|
| Lake James, Pokagon State Park, Steuben County, Indiana, USA | 41° 41' 47" N | 85° 2' 3" W | 19.3km (12.0 miles) | |
| Garman Pit, Steuben County, Indiana, USA | 41° 42' 25" N | 85° 7' 38" W | 25.2km (15.6 miles) | |
| Harmon Marl Quarry (Taylor & Son), Branch County, Michigan, USA | 41° 48' 11" N | 85° 0' 36" W | 29.4km (18.3 miles) | |
| Wolverine Portland Cement Company Shale pit, Coldwater, Branch County, Michigan, USA | 41° 54' 34" N | 84° 55' 5" W | 40.0km (24.9 miles) | |
| Lagrange County Highway Department, Lagrange County, Indiana, USA | 41° 38' 42" N | 85° 25' 0" W | 43.4km (27.0 miles) | |
| Unnamed clay pit (MRDS - 10170660), Hillsdale County, Michigan, USA | 41° 45' 11" N | 84° 26' 54" W | 44.5km (27.7 miles) | |
| Woodburn Stone Quarry & Plant, Allen County, Indiana, USA | 41° 8' 38" N | 84° 53' 20" W | 45.2km (28.1 miles) | |
| Miller Pit (Fought Pit), Noble County, Indiana, USA | 41° 31' 59" N | 85° 28' 55" W | 47.7km (29.6 miles) | |
| Fought Marl Pit, Lagrange County, Indiana, USA | 41° 32' 17" N | 85° 32' 24" W | 52.4km (32.6 miles) | |
| Edgerton Quarry, Allen County, Indiana, USA | 41° 4' 17" N | 84° 50' 57" W | 53.4km (33.2 miles) | |
| Junction, Paulding County, Ohio, USA | 41° 11' 35" N | 84° 27' 30" W | 54.7km (34.0 miles) | |
| Fort Wayne, Allen County, Indiana, USA | 41° 4' 45" N | 85° 8' 21" W | 55.7km (34.6 miles) | |
| Peerless Portland Cement Company Shale pit, Branch County, Michigan, USA | 42° 2' 20" N | 85° 7' 9" W | 57.1km (35.5 miles) | |
| Stoneco Auglaize Quarry, Junction, Paulding County, Ohio, USA | 41° 10' 40" N | 84° 25' 48" W | 57.6km (35.8 miles) | |
| John Hess Marl pit, Hillsdale County, Michigan, USA | 42° 2' 20" N | 84° 37' 30" W | 59.3km (36.8 miles) | |
| American Brick and Tile Company Clay pit, Lenawee County, Michigan, USA | 41° 43' 14" N | 84° 13' 29" W | 60.0km (37.3 miles) | |
| Charloe, Paulding County, Ohio, USA | 41° 7' 53" N | 84° 26' 2" W | 61.2km (38.0 miles) | |
| Sphalerite and Fluorite Occurrence Z79, Allen County, Indiana, USA | 41° 2' 30" N | 85° 12' 50" W | 61.9km (38.5 miles) | |
| Miller Marl Pit, Lagrange County, Indiana, USA | 41° 41' 25" N | 85° 38' 13" W | 62.4km (38.8 miles) | |
| William Case Marl Pit, Calhoun County, Michigan, USA | 42° 5' 39" N | 85° 7' 30" W | 63.1km (39.2 miles) | |
| Cass Lake Quarry, Lagrange County, Indiana, USA | 41° 42' 1" N | 85° 38' 35" W | 63.2km (39.3 miles) | |
| Marl Lake, St. Joseph County, Michigan, USA | 41° 46' 18" N | 85° 36' 55" W | 63.6km (39.5 miles) | |
| David Allwood pit (David Alwood), Calhoun County, Michigan, USA | 42° 6' 39" N | 85° 7' 9" W | 64.8km (40.3 miles) | |
| Whitley County Highway Department, Whitley County, Indiana, USA | 41° 9' 29" N | 85° 29' 23" W | 65.1km (40.5 miles) | |
| Jerome Brick and Tile Company Clay pit, Hillsdale County, Michigan, USA | 42° 1' 59" N | 84° 27' 50" W | 65.3km (40.6 miles) | |
| Seneca township meteorite, Lenawee County, Michigan, USA | 41° 46' 59" N | 84° 10' 59" W | 65.7km (40.8 miles) | |
| Unnamed Fluorite Occurrence (MRDS - 10080851), Allen County, Indiana, USA | 41° 0' 39" N | 85° 14' 9" W | 65.8km (40.9 miles) | |
| Parks Farm Clay prospect, Hillsdale County, Michigan, USA | 42° 2' 30" N | 84° 27' 50" W | 66.0km (41.0 miles) | |
| May Stone and Sand Quarry, Allen County, Indiana, USA | 41° 0' 29" N | 85° 14' 8" W | 66.1km (41.1 miles) | |
| Stoneco Scott Quarry, Scott, Van Wert County, Ohio, USA | 40° 58' 9" N | 84° 38' 56" W | 68.1km (42.3 miles) | |
