| Locality | Latitude | Longitude | Distance | Bearing |
|---|
| Drill Hole (MRDS 10100302), Appanoose County, Iowa, USA | 40° 48' 49" N | 92° 59' 17" W | 28.5km (17.7 miles) | |
| Shawville coal mine, Centerville, Appanoose County, Iowa, USA | 40° 41' 30" N | 92° 53' 9" W | 37.2km (23.1 miles) | |
| Centerville gypsum mine, Appanoose County, Iowa, USA | 40° 43' 20" N | 92° 52' 35" W | 37.5km (23.3 miles) | |
| Centerville, Appanoose County, Iowa, USA | 40° 43' 56" N | 92° 52' 4" W | 38.1km (23.7 miles) | |
| Drill Hole (MRDS 10082013), Appanoose County, Iowa, USA | 40° 42' 40" N | 92° 51' 56" W | 38.5km (23.9 miles) | |
| Sphalerite Occurrence, Monroe County, Iowa, USA | 41° 3' 8" N | 93° 4' 19" W | 38.8km (24.1 miles) | |
| Sphalerite Occurrence, Lucas County, Iowa, USA | 41° 6' 52" N | 93° 10' 9" W | 41.7km (25.9 miles) | |
| Jude coal mine, Bussey area, Marion County, Iowa, USA | 41° 10' 58" N | 93° 1' 59" W | 53.1km (33.0 miles) | |
| Drill Hole (MRDS 10082038), Clarke County, Iowa, USA | 41° 4' 9" N | 93° 48' 34" W | 53.9km (33.5 miles) | |
| Lovilia area, Monroe County, Iowa, USA | 41° 8' 5" N | 92° 54' 27" W | 54.4km (33.8 miles) | |
| Blackstone mine, Lovilia area, Monroe County, Iowa, USA | 41° 11' 1" N | 92° 57' 6" W | 56.6km (35.2 miles) | |
| Drill Hole (MRDS 10082035), Appanoose County, Iowa, USA | 40° 43' 29" N | 92° 38' 32" W | 57.1km (35.5 miles) | |
| Drill Hole (MRDS 10082034), Appanoose County, Iowa, USA | 40° 53' 22" N | 92° 38' 26" W | 58.9km (36.6 miles) | |
| Drill Hole (MRDS 10082045), Marion County, Iowa, USA | 41° 15' 41" N | 93° 5' 48" W | 59.1km (36.7 miles) | |
| Bussey area, Marion County, Iowa, USA | 41° 12' 24" N | 92° 53' 2" W | 61.9km (38.5 miles) | |
| Pershing area, Marion County, Iowa, USA | 41° 15' 46" N | 93° 0' 22" W | 62.1km (38.6 miles) | |
| Drill Hole (MRDS 10082004), Marion County, Iowa, USA | 41° 19' 17" N | 93° 12' 53" W | 63.4km (39.4 miles) | |
| Milan, Sullivan County, Missouri, USA | 40° 12' 8" N | 93° 7' 30" W | 63.8km (39.7 miles) | |
| Drill Hole (MRDS 10082011), Wapello County, Iowa, USA | 41° 0' 14" N | 92° 37' 23" W | 64.6km (40.1 miles) | |
| Drill Hole (MRDS 10082040), Wapello County, Iowa, USA | 41° 1' 52" N | 92° 38' 17" W | 64.8km (40.3 miles) | |
| Knoxville, Marion County, Iowa, USA | 41° 19' 13" N | 93° 5' 58" W | 65.3km (40.6 miles) | |
| Mich mine, Oskaloosa, Mahaska County, Iowa, USA | 41° 11' 50" N | 92° 48' 12" W | 65.3km (40.6 miles) | |
| Drill Hole (MRDS 10100294), Mahaska County, Iowa, USA | 41° 14' 42" N | 92° 51' 32" W | 66.6km (41.4 miles) | |
| Drill Hole (MRDS 10082010), Wapello County, Iowa, USA | 41° 2' 38" N | 92° 36' 43" W | 67.4km (41.9 miles) | |
| Star Coal Company strip mine, Mahaska County, Iowa, USA | 41° 12' 42" N | 92° 47' 5" W | 67.6km (42.0 miles) | |
| Occurrence (MRDS 10100293), Mahaska County, Iowa, USA | 41° 11' 46" N | 92° 45' 35" W | 67.7km (42.1 miles) | |
| Occurrence (MRDS 10082005), Mahaska County, Iowa, USA | 41° 13' 35" N | 92° 47' 58" W | 68.0km (42.3 miles) | |
| Unnamed drill hole [2], Savannah, Davis County, Iowa, USA | 40° 38' 36" N | 92° 31' 31" W | 68.1km (42.3 miles) | |
| Occurrence (MRDS 10082041), Mahaska County, Iowa, USA | 41° 13' 38" N | 92° 47' 9" W | 68.8km (42.8 miles) | |
| Harvey mine, Harvey, Marion County, Iowa, USA | 41° 18' 0" N | 92° 55' 9" W | 69.1km (42.9 miles) | |
