Rockhounding in Sanilac County, Michigan
3 mapped rockhounding spots in Sanilac County. Most commonly produces brachiopod, charlevoix stone, gowganda tillite, horn coral.
Map showing 3 rockhounding spots in Sanilac County, Michigan
Minerals reported in Sanilac County
- Brachiopod1
- Charlevoix Stone1
- Gowganda Tillite1
- Horn Coral1
- Petoskey Stone1
- Puddingstone1
- Quartz1
- Stinkstone1
Spots in Sanilac County
| Spot | Minerals | Coordinates | Access |
|---|---|---|---|
| Delaware Park | 43.6149, -82.5982 | Check locally | |
| Lake Huron Roadside Park |
| 43.4042, -82.5392 | Public |
| Sanilac County Lexington Park | 43.3155, -82.5341 | Public |
Neighboring counties in Michigan
Adjacent rockhounding counties, ranked by how close their centroids sit to Sanilac County. A natural extension if Sanilac County is already on your trip plan.
- Saint Clair County~26 mi6 spotsTop: Cold Water Agate, Petoskey Stone, Puddingstone
- Huron County~42 mi4 spotsTop: Marcasite
- Alcona County~97 mi3 spotsTop: Granite, Petoskey Stone, Puddingstone
- Alpena County~122 mi2 spotsTop: Brachiopod, Horn Coral, Blastoid
- Presque Isle County~144 mi5 spotsTop: Granite, Quartz, Agate
Sanilac County FAQ
Where can I rockhound in Sanilac County, Michigan?+
RockHoundR tracks 3 rockhounding spots in Sanilac County. Each entry below has coordinates, mineral notes, and access type. Always confirm local rules before collecting.
What rocks and minerals are common in Sanilac County?+
Spots in Sanilac County most often produce Brachiopod, Charlevoix Stone, Gowganda Tillite, Horn Coral, Petoskey Stone. Individual spots can vary widely.
Are these Sanilac County rockhounding spots on public land?+
Most spots in this list are tagged public, but access can change with seasons, claims, and local closures. Always verify before driving out, links in the app open the right BLM, USFS, or county pages.
Plan a Sanilac County rockhounding trip
Open RockHoundR to see these spots on the map alongside land overlays, weather, geology, and your saved finds.
