| Locality | Latitude | Longitude | Distance | Bearing |
|---|
| Unnamed clay prospect (MRDS - 10194730), Grand Traverse County, Michigan, USA | 44° 41' 9" N | 85° 37' 19" W | 16.2km (10.1 miles) | |
| Unnamed clay prospect (MRDS - 10146341), Grand Traverse County, Michigan, USA | 44° 46' 0" N | 85° 34' 35" W | 20.1km (12.5 miles) | |
| Markham's Clay Pit, Leelanau County, Michigan, USA | 44° 52' 50" N | 85° 39' 0" W | 22.5km (14.0 miles) | |
| Ira-Kaplan State No. 1-20 well, Wexford County, Michigan, USA | 44° 27' 41" N | 85° 47' 14" W | 28.8km (17.9 miles) | |
| Benzie County pit, Frankfort, Benzie County, Michigan, USA | 44° 40' 0" N | 86° 13' 0" W | 31.8km (19.7 miles) | |
| Lake Leelanau, Leelanau County, Michigan, USA | 45° 0' 29" N | 85° 45' 0" W | 32.6km (20.3 miles) | |
| Unnamed placer, Manistee River, Wexford County, Michigan, USA | 44° 29' 3" N | 85° 33' 33" W | 33.4km (20.8 miles) | |
| Walter Rohn property, Elberta, Benzie County, Michigan, USA | 44° 35' 6" N | 86° 12' 47" W | 34.4km (21.4 miles) | |
| Walter Rohn Property, Blaine Township, Manistee County, Michigan, USA | 44° 35' 4" N | 86° 12' 47" W | 34.4km (21.4 miles) | |
| Unnamed placer, Walton, Kalkaska County, Michigan, USA | 44° 31' 14" N | 85° 23' 57" W | 40.1km (24.9 miles) | |
| East Arcadian Clay pit, Manistee County, Michigan, USA | 44° 29' 26" N | 86° 13' 0" W | 40.3km (25.0 miles) | |
| Klein's Clay pit, Manistee County, Michigan, USA | 44° 26' 30" N | 86° 11' 30" W | 42.6km (26.5 miles) | |
| Kalkaska Nos. 3-28 oil wells, Kalkaska County, Michigan, USA | 44° 42' 28" N | 85° 16' 53" W | 42.7km (26.6 miles) | |
| Wexford Sand Company, Harrietta, Wexford County, Michigan, USA | 44° 20' 3" N | 85° 45' 2" W | 43.2km (26.8 miles) | |
| Yuma pit and mill (Sargent Sand Company), Wexford County, Michigan, USA | 44° 19' 50" N | 85° 45' 0" W | 43.6km (27.1 miles) | |
| Unnamed placers, Manistee River, Manistee County, Michigan, USA | 44° 19' 20" N | 85° 51' 1" W | 44.2km (27.5 miles) | |
| Fellers' Clay pit, Harietta, Wexford County, Michigan, USA | 44° 18' 33" N | 85° 41' 26" W | 46.8km (29.1 miles) | |
| Unnamed placer, Rapid River, Kalkaska, Kalkaska County, Michigan, USA | 44° 46' 44" N | 85° 11' 18" W | 50.4km (31.3 miles) | |
| Wilsons Farm Shale pit, Antrim County, Michigan, USA | 44° 57' 11" N | 85° 12' 6" W | 55.4km (34.4 miles) | |
| Unnamed shale pit (MRDS - 10267731), Antrim County, Michigan, USA | 45° 6' 0" N | 85° 21' 44" W | 55.7km (34.6 miles) | |
| William W. Johnston Clay pit, Antrim County, Michigan, USA | 45° 0' 50" N | 85° 14' 54" W | 55.8km (34.7 miles) | |
| R. G. Peters Salt and Lumber Company, Manistee County, Michigan, USA | 44° 14' 27" N | 86° 10' 45" W | 60.3km (37.5 miles) | |
| Antrim shale, Norwood, Antrim County, Michigan, USA | 45° 12' 19" N | 85° 23' 12" W | 63.9km (39.7 miles) | |
| Norwood, Charlevoix County, Michigan, USA | 45° 12' 29" N | 85° 23' 18" W | 64.1km (39.8 miles) | |
| Wilcox Brothers Clay pit, Wexford County, Michigan, USA | 44° 13' 45" N | 85° 23' 7" W | 64.6km (40.1 miles) | |
| Unnamed shale pit (MRDS - 10218095), Antrim County, Michigan, USA | 45° 11' 9" N | 85° 18' 29" W | 65.8km (40.9 miles) | |
| Ellsworth Shale pit, Antrim County, Michigan, USA | 45° 8' 35" N | 85° 14' 12" W | 65.9km (40.9 miles) | |
| Martin-Marietta Chemicals (Manistee), Manistee, Manistee County, Michigan, USA | 44° 13' 47" N | 86° 17' 24" W | 65.9km (40.9 miles) | |
| Minthorn's Clay pit, Missaukee County, Michigan, USA | 44° 19' 0" N | 85° 12' 39" W | 66.0km (41.0 miles) | |
| Manistee well, Manistee County, Michigan, USA | 44° 13' 50" N | 86° 18' 11" W | 66.4km (41.3 miles) | |
