| Locality | Latitude | Longitude | Distance | Bearing |
|---|
| Chatsworth Clay Shale Pit, Livingston County, Illinois, USA | 40° 45' 45" N | 88° 17' 35" W | 19.0km (11.8 miles) | |
| Diller Pit (Diller Tile Company; Inc. Pit), Livingston County, Illinois, USA | 40° 45' 47" N | 88° 17' 39" W | 19.1km (11.9 miles) | |
| Ashkum Quarry, Iroquois County, Illinois, USA | 40° 54' 20" N | 88° 4' 58" W | 33.6km (20.9 miles) | |
| Fairbury (Fairbury Division Pontiac Stone; Fairbury Quarry), Livingston County, Illinois, USA | 40° 45' 3" N | 88° 33' 10" W | 34.7km (21.6 miles) | |
| Rantoul City Engineering, Champaign County, Illinois, USA | 40° 18' 53" N | 88° 0' 0" W | 36.6km (22.7 miles) | |
| Watseka City Engineering Pit, Iroquois County, Illinois, USA | 40° 46' 36" N | 87° 43' 54" W | 42.2km (26.2 miles) | |
| Iroquis County Highway Department pit, Iroquois County, Illinois, USA | 40° 46' 36" N | 87° 43' 54" W | 42.2km (26.2 miles) | |
| McDowell Quarry & Mill (Livingstone Stone Quarry), Livingston County, Illinois, USA | 40° 47' 48" N | 88° 37' 31" W | 42.5km (26.4 miles) | |
| Western Stone Division Plant (Howard Arnold Construction Company), Livingston County, Illinois, USA | 40° 48' 10" N | 88° 37' 33" W | 42.9km (26.6 miles) | |
| Weston Quarry (Ocoya Stone Company; Kridner Quarry & Mill; Western Stone Div. Pontiac Stone), Livingston County, Illinois, USA | 40° 47' 47" N | 88° 38' 16" W | 43.4km (27.0 miles) | |
| McDowell Quarry (Chenoa Stone Quarry), Livingston County, Illinois, USA | 40° 46' 58" N | 88° 40' 59" W | 46.2km (28.7 miles) | |
| Wagner Quarry, Livingston County, Illinois, USA | 40° 46' 58" N | 88° 41' 32" W | 46.9km (29.1 miles) | |
| Livingston Highway Pit, Livingston County, Illinois, USA | 40° 52' 59" N | 88° 37' 59" W | 48.4km (30.1 miles) | |
| Raube Quarry, Livingston County, Illinois, USA | 40° 54' 21" N | 88° 37' 33" W | 49.5km (30.8 miles) | |
| Pontiac Portable Plant (I-55 Division Pontiac Stone), Livingston County, Illinois, USA | 40° 54' 32" N | 88° 38' 39" W | 50.9km (31.6 miles) | |
| Champaign County Highway Department pit, Champaign County, Illinois, USA | 40° 6' 42" N | 88° 12' 6" W | 55.7km (34.6 miles) | |
| Urbana City Engineering, Champaign County, Illinois, USA | 40° 6' 42" N | 88° 12' 6" W | 55.7km (34.6 miles) | |
| Kankakee Pit, Kankakee County, Illinois, USA | 41° 5' 33" N | 87° 51' 6" W | 60.2km (37.4 miles) | |
| Eastern Illinois Pit & Mill, Kankakee County, Illinois, USA | 41° 1' 21" N | 87° 42' 28" W | 60.6km (37.7 miles) | |
| Kankakee Highway Pit No. 1, Kankakee County, Illinois, USA | 41° 7' 0" N | 87° 52' 0" W | 62.0km (38.5 miles) | |
| Limestone Prospect (MRDS - 10193584), Livingston County, Illinois, USA | 40° 57' 55" N | 88° 45' 24" W | 62.2km (38.6 miles) | |
| Northern Illinois Coal Company Clay Shale Pit 2, Kankakee County, Illinois, USA | 41° 11' 3" N | 88° 13' 3" W | 63.6km (39.5 miles) | |
| Lake Bloomington spillway, McLean County, Illinois, USA | 40° 39' 47" N | 88° 56' 11" W | 63.8km (39.6 miles) | |
| Lehigh East Quarry, Kankakee County, Illinois, USA | 41° 8' 9" N | 87° 49' 55" W | 65.3km (40.5 miles) | |
| Harmattan Mine Shale Exposure, Vermilion County, Illinois, USA | 40° 8' 15" N | 87° 43' 9" W | 65.9km (40.9 miles) | |
| Valley View Shale Quarry (Valley View Shale Pit), Livingston County, Illinois, USA | 40° 59' 45" N | 88° 46' 50" W | 65.9km (40.9 miles) | |
| Mazonia-Braidwood State Fish and Wildlife Area, Grundy County, Illinois, USA | 41° 12' 54" N | 88° 16' 11" W | 67.4km (41.9 miles) | |
| Rock Creek, Bourbonnais, Kankakee County, Illinois, USA | 41° 12' 11" N | 87° 59' 9" W | 67.7km (42.1 miles) | |
| Sphalerite and Galena Occurrence Z84 Occurrence, Newton County, Indiana, USA | 40° 45' 39" N | 87° 23' 30" W | 68.8km (42.7 miles) | |
| Normal City Pit, McLean County, Illinois, USA | 40° 30' 29" N | 88° 59' 12" W | 68.8km (42.8 miles) | |