Rockhounding in Hunterdon County, New Jersey

5 mapped rockhounding spots in Hunterdon County. Most commonly produces axinite, datolite, actinolite, braunite.

Map showing 5 rockhounding spots in Hunterdon County, New Jersey

Minerals reported in Hunterdon County

Spots in Hunterdon County

SpotMineralsCoordinatesAccess
ClintonFrontage Road
  • Braunite
40.6331, -74.9515Public
Goat HillGoat Hill Trail
  • Pectolite
  • Stilpnomelane
40.3458, -74.9374Public
Lambertville QuarryDaniel Bray Highway40.3931, -74.9597Public
Mt. GilboaDaniel Bray Highway40.3898, -74.9562Public
RiegelsvilleMount Joy Road40.5938, -75.1835Public

Other rockhounding counties in New Jersey

Hunterdon County FAQ

Where can I rockhound in Hunterdon County, New Jersey?+
RockHoundR tracks 5 rockhounding spots in Hunterdon County. Each entry below has coordinates, mineral notes, and access type. Always confirm local rules before collecting.
What rocks and minerals are common in Hunterdon County?+
Spots in Hunterdon County most often produce Axinite, Datolite, Actinolite, Braunite, Epidote. Individual spots can vary widely.
Are these Hunterdon 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 Hunterdon County rockhounding trip

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