| Locality | Latitude | Longitude | Distance | Bearing |
|---|
| Postville, Allamakee County, Iowa, USA | 43° 5' 4" N | 91° 34' 5" W | 0.0km (0.0 miles) | |
| Postville quarry, Postville, Allamakee County, Iowa, USA | 43° 7' 38" N | 91° 33' 53" W | 4.8km (3.0 miles) | |
| Roadcut (MRDS 10082048), Clayton County, Iowa, USA | 42° 56' 54" N | 91° 23' 33" W | 20.8km (12.9 miles) | |
| Indian Lead Mines, Clayton County, Iowa, USA | 42° 54' 18" N | 91° 28' 35" W | 21.3km (13.3 miles) | |
| Iron Hill Mine (Waukon Iron Mine), Waukon, Allamakee County, Iowa, USA | 43° 16' 0" N | 91° 28' 29" W | 21.6km (13.4 miles) | |
| Waukon, Allamakee County, Iowa, USA | 43° 16' 9" N | 91° 28' 32" W | 21.9km (13.6 miles) | |
| Old Indian Mines, Clayton County, Iowa, USA | 42° 53' 54" N | 91° 27' 30" W | 22.5km (14.0 miles) | |
| West Union, Fayette County, Iowa, USA | 42° 57' 45" N | 91° 48' 29" W | 23.8km (14.8 miles) | |
| Unnamed Fe occurrence [1], Allamakee County, Iowa, USA | 43° 16' 9" N | 91° 24' 42" W | 24.1km (15.0 miles) | |
| Turner Creek Occurrence, Fayette County, Iowa, USA | 42° 58' 50" N | 91° 52' 50" W | 27.9km (17.3 miles) | |
| Elkader Mine, Clayton County, Iowa, USA | 42° 52' 24" N | 91° 22' 48" W | 28.0km (17.4 miles) | |
| Unnamed Diggings, Winneshiek County, Iowa, USA | 43° 19' 20" N | 91° 41' 36" W | 28.3km (17.6 miles) | |
| Decorah area, Winneshiek County, Iowa, USA | 43° 18' 11" N | 91° 47' 8" W | 30.0km (18.7 miles) | |
| Volga Occurrence, Clayton County, Iowa, USA | 42° 48' 24" N | 91° 32' 40" W | 31.0km (19.2 miles) | |
| Volga, Clayton County, Iowa, USA | 42° 48' 16" N | 91° 32' 27" W | 31.2km (19.4 miles) | |
| Fayette, Fayette County, Iowa, USA | 42° 50' 39" N | 91° 48' 1" W | 32.7km (20.3 miles) | |
| Spillville area, Winneshiek County, Iowa, USA | 43° 12' 17" N | 91° 57' 3" W | 33.8km (21.0 miles) | |
| Mineral Creek (Clem Byrnes farm; New Galena), Waukon, Allamakee County, Iowa, USA | 43° 23' 24" N | 91° 30' 8" W | 34.4km (21.4 miles) | |
| Own Crews (MRDS - 10205646), Crawford County, Wisconsin, USA | 43° 3' 6" N | 91° 8' 48" W | 34.4km (21.4 miles) | |
| Sny Magill Mines, Clayton County, Iowa, USA | 42° 56' 57" N | 91° 11' 6" W | 34.6km (21.5 miles) | |
| Roadcut (MRDS 10082049), Clayton County, Iowa, USA | 42° 51' 52" N | 91° 15' 5" W | 35.5km (22.1 miles) | |
| Quarry (MRDS 10082017), Clayton County, Iowa, USA | 42° 56' 17" N | 91° 10' 42" W | 35.6km (22.1 miles) | |
| Wetzel Quarry (Loren Slaght), Crawford County, Wisconsin, USA | 43° 2' 39" N | 91° 7' 40" W | 36.1km (22.4 miles) | |
| Kraemer Company Quarry, Prairie du Chien, Crawford County, Wisconsin, USA | 43° 2' 44" N | 91° 7' 30" W | 36.3km (22.5 miles) | |
| Harpers Ferry Diggings, Allamakee County, Iowa, USA | 43° 12' 25" N | 91° 9' 13" W | 36.3km (22.5 miles) | |
| Arlington, Fayette County, Iowa, USA | 42° 44' 56" N | 91° 40' 16" W | 38.2km (23.8 miles) | |
| O'Connel Quarry (Loren Slaght), Crawford County, Wisconsin, USA | 43° 11' 26" N | 91° 6' 29" W | 39.2km (24.3 miles) | |
| Spellman Farm, Clayton County, Iowa, USA | 42° 45' 14" N | 91° 21' 42" W | 40.4km (25.1 miles) | |
| Quarry (MRDS 10082050), Clayton County, Iowa, USA | 42° 44' 20" N | 91° 23' 3" W | 41.3km (25.6 miles) | |
| Hatfield and Clayton Prospects, Allamakee County, Iowa, USA | 43° 26' 11" N | 91° 24' 13" W | 41.3km (25.7 miles) | |
