Burlington County: Jasper & Stripped Agate Rockhounding in Burlington County, New Jersey

Updated June 2026

Burlington County is a mapped rockhounding spot in Burlington County, New Jersey. Reported finds include jasper, stripped agate, clear agate, amber. Below: coordinates, access notes, nearby spots, and trip-planning links.

Quick details

Access: Public area
County: Burlington County
State: New Jersey
Nearest road: West Avenue Nature Trails
Postcode: 08010
Coordinates: 40.06504, -74.93544

Geology at Burlington County

This spot sits on Potomac Formation, unit 3, mapped as sand and clay that formed roughly 100 to 94 million years ago. Gravels like these concentrate whatever survives the river: agate, jasper, and other tough silica typically show up as rounded, waxy stones.

Mapped unit: Potomac Formation, unit 3
Age: 100–94 Ma (Late Cretaceous)
Rock types: sand and clay
Elevation: 0 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 Burlington County

Best months: February to December. Typical highs run 89°F in midsummer and 42°F in midwinter, with winter lows near 27°F.

Climate normals: NOAA 1991-2020 monthlies, NE PHILA AP station (4 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 Burlington County

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 Burlington County.

Across the state line from Burlington County

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

Burlington County FAQ

Where is Burlington County?+

Burlington County is in Burlington County, New Jersey, at 40.06504, -74.93544. Nearest road: West Avenue Nature Trails.

What rocks and minerals can you find at Burlington County?+

Burlington County is reported to produce Jasper, Stripped Agate, Clear Agate, Amber.

Is collecting allowed at Burlington County?+

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 Burlington County?+

Most agate and jasper is surface float: bring a spray bottle, a pick or small shovel, and a sturdy bag. Wet stones show their banding and translucence.

When is the best time to visit Burlington County?+

The most comfortable months at Burlington County are February to December.

How do I get to Burlington County?+

Open the directions link to navigate to 40.06504, -74.93544 in Google Maps. The nearest road is West Avenue Nature Trails.

More rockhounding in New Jersey

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Open Burlington County on the map

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