Rock Springs: Kammererite & Serpentine Rockhounding in Cecil County, Maryland

Updated June 2026

Rock Springs is a mapped rockhounding spot in Cecil County, Maryland. Reported finds include kammererite, serpentine, soapstone, williamsite, chromite, and more. Below: coordinates, access notes, nearby spots, and trip-planning links.

Quick details

Access: Public area
County: Cecil County
State: Maryland
Nearest road: Old Mill Road
Coordinates: 39.72009, -76.17632

Geology at Rock Springs

This spot sits on Ultramafic Rocks, mapped as serpentinite that formed roughly 2500 to 250 million years ago. Metamorphic rock like this weathers into resistant float, and minerals that survive transport typically concentrate in nearby drainages.

Mapped unit: Ultramafic Rocks
Age: 2500–250 Ma (Proterozoic to Paleozoic)
Rock types: serpentinite
Elevation: 380 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 Rock Springs

Best months: March to November. Typical highs run 86°F in midsummer and 39°F in midwinter, with winter lows near 24°F.

Climate normals: NOAA 1991-2020 monthlies, CONOWINGO DAM station (4 mi away), adjusted for elevation.

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 Rock Springs

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 Rock Springs.

Across the state line from Rock Springs

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

Rock Springs FAQ

Where is Rock Springs?+

Rock Springs is in Cecil County, Maryland, at 39.72009, -76.17632. Nearest road: Old Mill Road.

What rocks and minerals can you find at Rock Springs?+

Rock Springs is reported to produce Kammererite, Serpentine, Soapstone, Williamsite, Chromite, Brucite, Magnesite.

Is collecting allowed at Rock Springs?+

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 Rock Springs?+

A rock hammer, sturdy gloves, safety glasses, and a collecting bag cover the basics here. Add a spray bottle: wet rock shows color and pattern that dry rock hides.

When is the best time to visit Rock Springs?+

The most comfortable months at Rock Springs are March to November.

How do I get to Rock Springs?+

Open the directions link to navigate to 39.72009, -76.17632 in Google Maps. The nearest road is Old Mill Road.

More rockhounding in Maryland

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Open Rock Springs on the map

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