| Locality | Latitude | Longitude | Distance | Bearing |
|---|
| Erie Stone Company - Bluffton (Bluffton Quarry), Wells County, Indiana, USA | 40° 46' 5" N | 85° 10' 55" W | 6.0km (3.7 miles) | |
| Sphalerite Occurrence Z75, Wells County, Indiana, USA | 40° 46' 14" N | 85° 10' 45" W | 6.1km (3.8 miles) | |
| Heller Stone Co. quarry, Bluffton, Wells County, Indiana, USA | 40° 45' 18" N | 85° 18' 51" W | 6.7km (4.2 miles) | |
| Wells County Highway Department, Wells County, Indiana, USA | 40° 44' 5" N | 85° 10' 29" W | 8.6km (5.4 miles) | |
| Markle Quarry, Huntington County, Indiana, USA | 40° 48' 3" N | 85° 21' 39" W | 9.6km (6.0 miles) | |
| Majenica Clay Pit, Huntington County, Indiana, USA | 40° 45' 38" N | 85° 26' 54" W | 17.2km (10.7 miles) | |
| Huntington Quarry (Erie Stone; Inc.), Huntington County, Indiana, USA | 40° 53' 29" N | 85° 27' 34" W | 21.1km (13.1 miles) | |
| Linn Grove Quarry (No. 1 Quarry), Adams County, Indiana, USA | 40° 39' 26" N | 85° 3' 10" W | 22.0km (13.7 miles) | |
| Stone Street Quarry, Allen County, Indiana, USA | 40° 56' 2" N | 85° 3' 59" W | 22.2km (13.8 miles) | |
| Huntington County Highway Department, Huntington County, Indiana, USA | 40° 52' 59" N | 85° 29' 35" W | 23.1km (14.4 miles) | |
| May Stone and Sand Quarry, Allen County, Indiana, USA | 41° 0' 29" N | 85° 14' 8" W | 24.4km (15.2 miles) | |
| Krick-Tyndall Pit, Adams County, Indiana, USA | 40° 48' 46" N | 84° 57' 30" W | 24.5km (15.2 miles) | |
| Unnamed Fluorite Occurrence (MRDS - 10080851), Allen County, Indiana, USA | 41° 0' 39" N | 85° 14' 9" W | 24.7km (15.3 miles) | |
| Erie Stone Quarry (Muncie Stone Plant No. 7 Quarry; Montpelier Quarry), Montpelier, Harrison Township, Blackford County, Indiana, USA | 40° 33' 39" N | 85° 16' 33" W | 25.5km (15.8 miles) | |
| Baltes Stone Co. Quarry, Montpelier, Harrison Township, Blackford County, Indiana, USA | 40° 33' 30" N | 85° 15' 44" W | 25.7km (16.0 miles) | |
| Decatur City Engineering, Adams County, Indiana, USA | 40° 49' 54" N | 84° 55' 41" W | 27.3km (17.0 miles) | |
| Sphalerite and Fluorite Occurrence Z79, Allen County, Indiana, USA | 41° 2' 30" N | 85° 12' 50" W | 28.2km (17.5 miles) | |
| Adams City Highway Department, Adams County, Indiana, USA | 40° 39' 29" N | 84° 57' 15" W | 28.7km (17.8 miles) | |
| Fort Wayne, Allen County, Indiana, USA | 41° 4' 45" N | 85° 8' 21" W | 33.5km (20.8 miles) | |
| Pleasant Mills Quarry, Adams County, Indiana, USA | 40° 44' 21" N | 84° 49' 45" W | 35.7km (22.2 miles) | |
| Blackford County Highway Department, Blackford County, Indiana, USA | 40° 27' 6" N | 85° 22' 12" W | 38.9km (24.2 miles) | |
| Karch Stone Quarry (Bryant Plant), Adams County, Indiana, USA | 40° 34' 23" N | 84° 52' 26" W | 39.6km (24.6 miles) | |
| Inman Tile Pit, Blackford County, Indiana, USA | 40° 25' 44" N | 85° 17' 58" W | 40.3km (25.0 miles) | |
| Marion, Grant County, Indiana, USA | 40° 33' 30" N | 85° 39' 32" W | 43.1km (26.8 miles) | |
| Grant Company Highway Department, Grant County, Indiana, USA | 40° 31' 59" N | 85° 39' 42" W | 45.0km (28.0 miles) | |
| Portland Quarry (Rockledge Products Quarry), Jay County, Indiana, USA | 40° 25' 18" N | 85° 0' 51" W | 45.3km (28.2 miles) | |
| Gas City, Grant County, Indiana, USA | 40° 29' 17" N | 85° 36' 42" W | 45.4km (28.2 miles) | |
| Whitley County Highway Department, Whitley County, Indiana, USA | 41° 9' 29" N | 85° 29' 23" W | 45.8km (28.5 miles) | |
| Edgerton Quarry, Allen County, Indiana, USA | 41° 4' 17" N | 84° 50' 57" W | 45.9km (28.5 miles) | |
| Wabash County Highway Department, Wabash County, Indiana, USA | 40° 47' 59" N | 85° 49' 23" W | 48.4km (30.1 miles) | |
