| Locality | Latitude | Longitude | Distance | Bearing |
|---|
| Hegeler, Vermilion County, Illinois, USA | 40° 4' 32" N | 87° 38' 30" W | 11.2km (6.9 miles) | |
| Hegeler Zinc smelter slag locality, Hegeler, Vermilion County, Illinois, USA | 40° 4' 33" N | 87° 39' 0" W | 11.3km (7.0 miles) | |
| Cayuga Shale Pit (Colonial Pit), Vermillion County, Indiana, USA | 39° 56' 18" N | 87° 28' 23" W | 14.4km (9.0 miles) | |
| Western Brick Company Shale Exposure Occurrence (Danville Pit), Vermilion County, Illinois, USA | 40° 6' 34" N | 87° 41' 20" W | 15.6km (9.7 miles) | |
| Fairmount Quarry & Mill (Plant No. 16), Vermilion County, Illinois, USA | 40° 0' 37" N | 87° 49' 49" W | 17.0km (10.6 miles) | |
| Danville Pit, Danville, Vermilion County, Illinois, USA | 40° 7' 45" N | 87° 37' 45" W | 17.1km (10.6 miles) | |
| Harmattan Mine Shale Exposure, Vermilion County, Illinois, USA | 40° 8' 15" N | 87° 43' 9" W | 19.4km (12.0 miles) | |
| Unnamed Limestone Quarry (MRDS - 10120331), Edgar County, Illinois, USA | 39° 47' 21" N | 87° 43' 54" W | 22.2km (13.8 miles) | |
| Dana Clay Pit (Arketex Ceramic; Inc.), Vermillion County, Indiana, USA | 39° 49' 9" N | 87° 23' 43" W | 26.9km (16.7 miles) | |
| Dee Clay Pit, Parke County, Indiana, USA | 39° 47' 30" N | 87° 22' 24" W | 30.3km (18.8 miles) | |
| Dee Clay Products Company; Inc. (Cayuga Clay Mine), Parke County, Indiana, USA | 39° 51' 6" N | 87° 17' 42" W | 32.2km (20.0 miles) | |
| Limestone Prospect (MRDS - 10144503), Edgar County, Illinois, USA | 39° 40' 24" N | 87° 36' 52" W | 33.6km (20.9 miles) | |
| Morgan Coal Co. pit, Fountain County, Indiana, USA | 39° 59' 8" N | 87° 14' 11" W | 34.1km (21.2 miles) | |
| Mecca, Parke County, Indiana, USA | 39° 43' 38" N | 87° 19' 50" W | 37.9km (23.6 miles) | |
| Limestone Prospect (MRDS - 10168994), Edgar County, Illinois, USA | 39° 37' 50" N | 87° 39' 50" W | 38.4km (23.9 miles) | |
| Miami 10 Mine, Clinton, Vermillion County, Indiana, USA | 39° 40' 48" N | 87° 24' 1" W | 38.5km (23.9 miles) | |
| Grange Corner, Parke County, Indiana, USA | 39° 56' 23" N | 87° 11' 9" W | 38.5km (23.9 miles) | |
| Waveland Stone Co. quarry, Waveland, Montgomery County, Indiana, USA | 39° 52' 12" N | 87° 5' 11" W | 48.3km (30.0 miles) | |
| Rantoul City Engineering, Champaign County, Illinois, USA | 40° 18' 53" N | 88° 0' 0" W | 48.8km (30.3 miles) | |
| Urbana City Engineering, Champaign County, Illinois, USA | 40° 6' 42" N | 88° 12' 6" W | 50.5km (31.4 miles) | |
| Champaign County Highway Department pit, Champaign County, Illinois, USA | 40° 6' 42" N | 88° 12' 6" W | 50.5km (31.4 miles) | |
| Green Valley coal mine site, Vigo County, Indiana, USA | 39° 30' 40" N | 87° 30' 55" W | 52.6km (32.7 miles) | |
| Limestone Prospect (MRDS - 10193733), Edgar County, Illinois, USA | 39° 31' 5" N | 87° 49' 5" W | 53.2km (33.0 miles) | |
| Mud Pine Creek, Rainsville, Warren County, Indiana, USA | 40° 24' 49" N | 87° 20' 36" W | 54.7km (34.0 miles) | |
| Limestone Prospect (MRDS - 10121033), Edgar County, Illinois, USA | 39° 30' 0" N | 87° 49' 24" W | 55.2km (34.3 miles) | |
| Tuscola Stone Company Quarry, Tuscola, Douglas County, Illinois, USA | 39° 47' 12" N | 88° 14' 12" W | 55.4km (34.4 miles) | |
| Rainsville, Warren County, Indiana, USA | 40° 24' 56" N | 87° 18' 56" W | 56.0km (34.8 miles) | |
| Russelville Stone Co. quarry, Russellville, Putnam County, Indiana, USA | 39° 50' 33" N | 86° 59' 0" W | 57.6km (35.8 miles) | |
| Rostone Pit, Fountain County, Indiana, USA | 40° 19' 57" N | 87° 7' 56" W | 58.4km (36.3 miles) | |
| Douglas County Highway Department pit, Douglas County, Illinois, USA | 39° 47' 53" N | 88° 16' 54" W | 58.5km (36.4 miles) | |