Rockhounding near Detroit, MI

18 mapped rockhounding spots within 150 miles of Detroit — most are inside a 2 to 3 hour drive. Below: a map, the closest spots, what they produce, and full coordinates with access notes.

Covering parts of Ohio, Michigan, Indiana.

Closest rockhounding spots to Detroit

The 6 nearest mapped spots, with straight-line distance and an approximate drive time.

Most-reported finds near Detroit

Counts reflect how many spots in this radius mention each material.

Every spot within 150 miles of Detroit

Sorted by distance from Detroit. Tap a row to open the spot detail page with full directions, access status, and nearby trips.

Spot	County	Minerals	Coordinates	Access
Green IslandOld Lighthouse Walkway	Ottawa County	Celestite	41.6455, -82.8653	Public
Clay Center limestone quarryNorth Bolander Road	Ottawa County	Calcite Celestite Dolomite Fluorite Pyrite Fossils	41.5744, -83.3635	Public
Medusa Quarry in SylvaniaBrint Road	Lucas County	Fossils	41.7005, -83.7474	Public
GenoaMain Street	Ottawa County	Calcite Celestite Dolomite Fluorite Marcasite Pyrite Fossils	41.5080, -83.3544	Public
Lime CityBroadway Street	Wood County	Celestite	41.5356, -83.5646	Public
SanduskyEast Strub Road	Erie County	Calcite Celestite Dolomite Fluorite Marcasite Pyrite Witherite Fossils	41.4170, -82.6803	Public
WhitehouseNona France Park Drive	Lucas County	Celestite Gypsum	41.5122, -83.8003	Public
Bowling GreenSouth Dixie Highway	Wood County	Barite Calcite Celestite Fluorite Pyrite	41.3160, -83.6482	Public
Maple Grove QuarryCr42	Seneca County	Calcite Celestite Dolomite Fluorite Marcasite Pyrite Fossils	41.2256, -83.2137	Public
General Area (marcasite)Lighthouse Road	Huron County	Marcasite	44.0233, -82.7940	Public
ConneautI 90	Ashtabula County	Calcite	41.8847, -80.6616	Public
Howard City Gem MineStacey Road	Kent County		43.1824, -85.3195	Paid / fee
Holmes CountyEast Jackson Street	Holmes County	Flint	40.5542, -81.9173	Public
Fort WayneLima Road	Allen County	Agate Jasper	41.1182, -85.1494	Public
Maumee RiverNiagara Drive	Allen County	Agate Jasper Fossilized Coral Petrified Wood	41.0819, -85.1127	Public
Delaware CountySouth Section Line Road	Delaware County	Pyrite	40.2914, -83.1305	Public
Tuscarawas River near ZoarOhio & Erie Canal Towpath Trail / Zoar Valley Trail	Tuscarawas County	Flint	40.5972, -81.4129	Public
Tuscarawas CountyOverlook	Tuscarawas County	Pyrite	40.5502, -81.4059	Public

Detroit rockhounding FAQ

Where can I go rockhounding near Detroit?+

There are 18 mapped rockhounding spots within about 150 miles of Detroit, Michigan. The closest is Green Island in Ottawa County, roughly 48 miles away. The full list is on this page with coordinates and drive times.

What rocks and minerals can you find near Detroit?+

Spots within driving distance of Detroit most commonly produce celestite, pyrite, calcite, fluorite, fossils, dolomite.

Is rockhounding legal near Detroit?+

Casual hand collecting of common rocks and minerals is allowed on most BLM and U.S. Forest Service land, with limits set by the local field office. National parks, most state parks, and tribal land are off-limits. Each spot page on this site lists access status; always confirm current rules with the managing agency before a trip.

How far do most rockhounders drive from Detroit?+

Most weekend trips from Detroit fall inside a 2 to 3 hour drive, which is roughly the 150-mile radius shown on this page. Closer spots are good for half-day outings; the outer ones are better as overnight trips.

More state coverage

The spots above span 3 states. Open the state page for the full county-by-county view.

Pack Detroit's rockhounding map in your pocket

Open RockHoundR for live land overlays, weather, geology, directions, and saved finds — wherever the drive takes you.