| Locality | Latitude | Longitude | Distance | Bearing |
|---|
| Walter Rohn property, Elberta, Benzie County, Michigan, USA | 44° 35' 6" N | 86° 12' 47" W | 9.9km (6.1 miles) | |
| Walter Rohn Property, Blaine Township, Manistee County, Michigan, USA | 44° 35' 4" N | 86° 12' 47" W | 9.9km (6.1 miles) | |
| Benzie County pit, Frankfort, Benzie County, Michigan, USA | 44° 40' 0" N | 86° 13' 0" W | 10.6km (6.6 miles) | |
| East Arcadian Clay pit, Manistee County, Michigan, USA | 44° 29' 26" N | 86° 13' 0" W | 17.2km (10.7 miles) | |
| Klein's Clay pit, Manistee County, Michigan, USA | 44° 26' 30" N | 86° 11' 30" W | 21.3km (13.2 miles) | |
| Ira-Kaplan State No. 1-20 well, Wexford County, Michigan, USA | 44° 27' 41" N | 85° 47' 14" W | 30.4km (18.9 miles) | |
| Unnamed clay prospect (MRDS - 10194730), Grand Traverse County, Michigan, USA | 44° 41' 9" N | 85° 37' 19" W | 38.4km (23.9 miles) | |
| Unnamed placers, Manistee River, Manistee County, Michigan, USA | 44° 19' 20" N | 85° 51' 1" W | 38.7km (24.0 miles) | |
| Wexford Sand Company, Harrietta, Wexford County, Michigan, USA | 44° 20' 3" N | 85° 45' 2" W | 42.2km (26.2 miles) | |
| Yuma pit and mill (Sargent Sand Company), Wexford County, Michigan, USA | 44° 19' 50" N | 85° 45' 0" W | 42.6km (26.4 miles) | |
| R. G. Peters Salt and Lumber Company, Manistee County, Michigan, USA | 44° 14' 27" N | 86° 10' 45" W | 42.8km (26.6 miles) | |
| Unnamed clay prospect (MRDS - 10146341), Grand Traverse County, Michigan, USA | 44° 46' 0" N | 85° 34' 35" W | 44.4km (27.6 miles) | |
| Unnamed placer, Manistee River, Wexford County, Michigan, USA | 44° 29' 3" N | 85° 33' 33" W | 45.4km (28.2 miles) | |
| Markham's Clay Pit, Leelanau County, Michigan, USA | 44° 52' 50" N | 85° 39' 0" W | 45.7km (28.4 miles) | |
| Martin-Marietta Chemicals (Manistee), Manistee, Manistee County, Michigan, USA | 44° 13' 47" N | 86° 17' 24" W | 46.1km (28.6 miles) | |
| Manistee well, Manistee County, Michigan, USA | 44° 13' 50" N | 86° 18' 11" W | 46.3km (28.8 miles) | |
| Filer City, Manistee County, Michigan, USA | 44° 12' 57" N | 86° 17' 11" W | 47.5km (29.5 miles) | |
| Fellers' Clay pit, Harietta, Wexford County, Michigan, USA | 44° 18' 33" N | 85° 41' 26" W | 47.5km (29.5 miles) | |
| Morton Salt Company - Manistee, Manistee, Manistee County, Michigan, USA | 44° 12' 36" N | 86° 18' 36" W | 48.7km (30.3 miles) | |
| Kujawsky's Clay pit, Manistee County, Michigan, USA | 44° 10' 50" N | 86° 11' 15" W | 49.5km (30.8 miles) | |
| Lake Leelanau, Leelanau County, Michigan, USA | 45° 0' 29" N | 85° 45' 0" W | 51.1km (31.7 miles) | |
| Unnamed placer, Walton, Kalkaska County, Michigan, USA | 44° 31' 14" N | 85° 23' 57" W | 56.6km (35.1 miles) | |
| Unnamed placers, Little Sable River, Mason County, Michigan, USA | 44° 2' 3" N | 86° 4' 41" W | 65.3km (40.6 miles) | |
| Kalkaska Nos. 3-28 oil wells, Kalkaska County, Michigan, USA | 44° 42' 28" N | 85° 16' 53" W | 65.4km (40.6 miles) | |
| Wilcox Brothers Clay pit, Wexford County, Michigan, USA | 44° 13' 45" N | 85° 23' 7" W | 71.5km (44.4 miles) | |
| Unnamed placer, West Summit, Wexford County, Michigan, USA | 44° 10' 18" N | 85° 26' 13" W | 72.6km (45.1 miles) | |
| Keiser's Clay pit, Mason County, Michigan, USA | 43° 59' 30" N | 86° 23' 25" W | 73.8km (45.8 miles) | |
| Unnamed placer, Rapid River, Kalkaska, Kalkaska County, Michigan, USA | 44° 46' 44" N | 85° 11' 18" W | 74.1km (46.0 miles) | |
| Ludington Site, Hamilin Township, Mason County, Michigan, USA | 44° 0' 25" N | 86° 28' 48" W | 74.7km (46.4 miles) | |
| West Branch Clay pit, Mason County, Michigan, USA | 43° 56' 30" N | 86° 4' 59" W | 75.6km (47.0 miles) | |
