Granville County: Topaz & Andalusite Rockhounding in Granville County, North Carolina

Updated June 2026

Granville County is a mapped rockhounding spot in Granville County, North Carolina. Reported finds include topaz, andalusite, carnelian, malachite. Below: coordinates, access notes, nearby spots, and trip-planning links.

Quick details

Access: Public area
County: Granville County
State: North Carolina
Postcode: 27565
Coordinates: 36.31628, -78.65151

Geology at Granville County

This spot sits on Metamorphosed Granitic Rock, mapped as metagranite that formed roughly 720 to 495 million years ago. Plutonic rock like this weathers slowly into grus and boulders, and the most productive collecting is typically in weathered zones and drainages.

Mapped unit: Metamorphosed Granitic Rock
Age: 720–495 Ma (Neoproterozoic to Middle Cambrian)
Rock types: metagranite
Elevation: 500 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 Granville County

Conditions here are workable year-round, with typical highs from 49°F in winter to 89°F in summer.

Climate normals: NOAA 1991-2020 monthlies, OXFORD AG station (2 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.

State guidance last verified: April 1, 2026

North Carolina Geological Survey
Nantahala/Pisgah National Forests
Emerald Hollow Mine (fee-dig operator)
Community submissions reviewed against published agency rules

Found at Granville 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 Granville County.

Across the state line from Granville County

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

Granville County FAQ

Where is Granville County?+

Granville County is in Granville County, North Carolina, at 36.31628, -78.65151.

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

Granville County is reported to produce Topaz, Andalusite, Carnelian, Malachite.

Is collecting allowed at Granville 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 Granville 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 Granville County?+

Granville County is workable year-round.

How do I get to Granville County?+

Open the directions link to navigate to 36.31628, -78.65151 in Google Maps. Some spots are remote, so check road conditions before driving out.

More rockhounding in North Carolina

See all 198 North Carolina spots →

Open Granville County on the map

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