Sandusky: Calcite & Celestite Rockhounding in Erie County, Ohio

Updated June 2026

Sandusky is a mapped rockhounding spot in Erie County, Ohio. Reported finds include calcite, celestite, dolomite, fluorite, marcasite, and more. Below: coordinates, access notes, nearby spots, and trip-planning links.

Quick details

Access: Public area
County: Erie County
State: Ohio
Nearest road: East Strub Road
Postcode: 44870
Coordinates: 41.41704, -82.68033

Geology at Sandusky

This spot sits on Delaware Limestone, mapped as limestone that formed roughly 420 to 360 million years ago. Carbonate rock like this is the classic host for lead, zinc, and fluorite mineralization, which typically follows old cavities and replacement zones.

Mapped unit: Delaware Limestone
Age: 420–360 Ma (Devonian)
Rock types: limestone
Elevation: 580 ft

Geologic mapping via Macrostrat and the underlying state geological survey maps (CC BY 4.0). Bedrock at the surface can vary within a mapped unit.

Best time to visit Sandusky

Best months: March to November. Typical highs run 82°F in midsummer and 34°F in midwinter, with winter lows near 22°F.

Climate normals: NOAA 1991-2020 monthlies, SANDUSKY station (3 mi away).

Land & collecting status

Generally open to casual rockhounding

Most public-tagged spots sit on BLM, U.S. Forest Service, or other federal land where reasonable hand collecting of common rocks and minerals is allowed. Confirm posted rules and active mining claims before you dig.

Public-land rules vary by agency, season, and field office. The RockHoundR app pulls live BLM, USFS, NPS, and tribal overlays so you can see exactly which agency manages the ground at this spot.

Sources & verification

Spot details combine the public RockHoundR location dataset, normalized mineral labels, agency land-status checks in the app, and community submissions. Coordinates are approximate until verified in the field.

Sources: RockHoundR public spot dataset, app land overlays, and local agency review before each trip.

Found at Sandusky

Each chip opens all spots that produce that material; the encyclopedia link opens the full ID and field guide.

Nearby rockhounding spots

Other rockhounding spots within driving distance of Sandusky.

Across the state line from Sandusky

Sandusky is close enough to the Ohio border that the next-closest rockhounding spots are in a neighboring state. Worth knowing if you are already on the road.

William C. Sterling State ParkMonroe County, Michigan · 49 mi away

Sandusky FAQ

Where is Sandusky?+

Sandusky is in Erie County, Ohio, at 41.41704, -82.68033. Nearest road: East Strub Road.

What rocks and minerals can you find at Sandusky?+

Sandusky is reported to produce Calcite, Celestite, Dolomite, Fluorite, Marcasite, Pyrite, Witherite, Fossils.

Is collecting allowed at Sandusky?+

Generally open to casual rockhounding. Most public-tagged spots sit on BLM, U.S. Forest Service, or other federal land where reasonable hand collecting of common rocks and minerals is allowed. Confirm posted rules and active mining claims before you dig. Always confirm current rules with the managing agency before a trip.

What tools should I bring to Sandusky?+

A rock hammer, gloves, and safety glasses cover old mining-district ground. Stay out of shafts and adits; the best specimens typically come from dump piles.

When is the best time to visit Sandusky?+

The most comfortable months at Sandusky are March to November.

How do I get to Sandusky?+

Open the directions link to navigate to 41.41704, -82.68033 in Google Maps. The nearest road is East Strub Road.

More rockhounding in Ohio

See all 38 Ohio spots →

Open Sandusky on the map

Use the RockHoundR app for live land overlays, weather, geology, directions, and saved finds.