| Locality | Latitude | Longitude | Distance | Bearing |
|---|
| South Bend S & G Corporation, St. Joseph County, Indiana, USA | 41° 40' 29" N | 86° 15' 6" W | 6.4km (4.0 miles) | |
| Futa Marl Quarry, St. Joseph County, Indiana, USA | 41° 31' 59" N | 86° 25' 36" W | 17.7km (11.0 miles) | |
| Niles well, Berrien County, Michigan, USA | 41° 49' 18" N | 86° 15' 30" W | 22.7km (14.1 miles) | |
| Poehlman Marl Pit, Cass County, Michigan, USA | 41° 51' 44" N | 86° 7' 0" W | 29.3km (18.2 miles) | |
| Marshall County Highway Department, Marshall County, Indiana, USA | 41° 20' 35" N | 86° 18' 36" W | 31.0km (19.2 miles) | |
| Moose Lake Aggregate Quarry, Section 33, Pokagon Township, Cass County, Michigan, USA | 41° 53' 44" N | 86° 10' 48" W | 31.4km (19.5 miles) | |
| Crosby Marl pit, Berrien County, Michigan, USA | 41° 46' 35" N | 86° 36' 5" W | 34.3km (21.3 miles) | |
| Elkhart County Highway Department, Elkhart County, Indiana, USA | 41° 35' 12" N | 85° 49' 59" W | 34.6km (21.5 miles) | |
| Unnamed Clay prospect [1], Berrien County, Michigan, USA | 41° 50' 30" N | 86° 32' 39" W | 35.1km (21.8 miles) | |
| Prather Farm bog iron locality, Lagrange Township, Cass County, Michigan, USA | 41° 54' 28" N | 86° 3' 51" W | 35.6km (22.1 miles) | |
| Hamlet meteorite, Starke County, Indiana, USA | 41° 22' 59" N | 86° 35' 59" W | 39.3km (24.4 miles) | |
| Laporte City Engineering, LaPorte County, Indiana, USA | 41° 36' 24" N | 86° 43' 11" W | 39.3km (24.4 miles) | |
| Unnamed clay prospect (MRDS - 10170721), Cass County, Michigan, USA | 41° 59' 9" N | 86° 5' 30" W | 42.9km (26.7 miles) | |
| South Bridgman Site, Lake Township, Berrien County, Michigan, USA | 41° 55' 54" N | 86° 34' 30" W | 44.3km (27.5 miles) | |
| Unnamed gravel pit, Dowagiac, Cass County, Michigan, USA | 42° 0' 23" N | 86° 5' 5" W | 45.2km (28.1 miles) | |
| Garage Site, Lake Township, Berrien County, Michigan, USA | 41° 57' 12" N | 86° 33' 25" W | 45.3km (28.2 miles) | |
| Bridgman Pit & Mill (Martin-Marietta), Berrien County, Michigan, USA | 41° 57' 24" N | 86° 33' 11" W | 45.5km (28.3 miles) | |
| North Bridgman pit, Lake Township, Berrien County, Michigan, USA | 41° 57' 14" N | 86° 34' 0" W | 45.8km (28.5 miles) | |
| Allen Weaver Marl Pit, Marshall County, Indiana, USA | 41° 13' 50" N | 86° 27' 42" W | 46.6km (29.0 miles) | |
| Satoski Marl Pit, LaPorte County, Indiana, USA | 41° 31' 53" N | 86° 48' 2" W | 47.0km (29.2 miles) | |
| Starke County Highway Department, Starke County, Indiana, USA | 41° 17' 42" N | 86° 37' 12" W | 47.5km (29.5 miles) | |
| Eddy Lake Marl Pit, Marshall County, Indiana, USA | 41° 11' 21" N | 86° 18' 33" W | 47.9km (29.8 miles) | |
| Gulliver-Peters Site, Lake Township, Berrien County, Michigan, USA | 41° 59' 3" N | 86° 33' 27" W | 48.2km (29.9 miles) | |
| Cass Lake Quarry, Lagrange County, Indiana, USA | 41° 42' 1" N | 85° 38' 35" W | 51.0km (31.7 miles) | |
| Miller Marl Pit, Lagrange County, Indiana, USA | 41° 41' 25" N | 85° 38' 13" W | 51.3km (31.9 miles) | |
| Pipher's Marl Quarry, Cass County, Michigan, USA | 42° 2' 4" N | 85° 55' 29" W | 53.5km (33.2 miles) | |
| Warsaw Street Department, Kosciusko County, Indiana, USA | 41° 14' 17" N | 85° 51' 6" W | 53.5km (33.3 miles) | |
| Michigan City Plant, LaPorte County, Indiana, USA | 41° 43' 50" N | 86° 52' 47" W | 54.1km (33.6 miles) | |
| Michigan City Engineering, LaPorte County, Indiana, USA | 41° 42' 47" N | 86° 53' 48" W | 55.0km (34.2 miles) | |
| Marl Lake, St. Joseph County, Michigan, USA | 41° 46' 18" N | 85° 36' 55" W | 55.2km (34.3 miles) | |
