Aughwick Creek: Barite & Calcite Rockhounding in Huntingdon County, Pennsylvania

Updated June 2026

Aughwick Creek is a mapped rockhounding spot in Huntingdon County, Pennsylvania. Reported finds include barite, calcite, chalcopyrite, pyrite, quartz. Below: coordinates, access notes, nearby spots, and trip-planning links.

Quick details

Access: Public area
County: Huntingdon County
State: Pennsylvania
Nearest road: Covert Road
Postcode: 17243
Coordinates: 40.15109, -77.94923

Geology at Aughwick Creek

This spot sits on Brallier and Harrell Formations, undivided, mapped as siltstone and shale that formed roughly 385 to 360 million years ago. Sedimentary rock like this erodes unevenly, so the most productive collecting is typically along fresh cuts, badland slopes, and active drainages.

Mapped unit: Brallier and Harrell Formations, undivided
Age: 385–360 Ma (Late Devonian)
Rock types: siltstone and shale
Elevation: 810 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 Aughwick Creek

Best months: March to November. Typical highs run 85°F in midsummer and 38°F in midwinter, with winter lows near 22°F.

Climate normals: NOAA 1991-2020 monthlies, RAYSTOWN LAKE 2 station (17 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 Aughwick Creek

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 Aughwick Creek.

Across the state line from Aughwick Creek

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

Aughwick Creek FAQ

Where is Aughwick Creek?+

Aughwick Creek is in Huntingdon County, Pennsylvania, at 40.15109, -77.94923. Nearest road: Covert Road.

What rocks and minerals can you find at Aughwick Creek?+

Aughwick Creek is reported to produce Barite, Calcite, Chalcopyrite, Pyrite, Quartz.

Is collecting allowed at Aughwick Creek?+

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 Aughwick Creek?+

A rock hammer, a small pry bar, gloves, and safety glasses cover most crystal ground. A screen helps in loose pocket soil, and newspaper protects points on the way out.

When is the best time to visit Aughwick Creek?+

The most comfortable months at Aughwick Creek are March to November.

How do I get to Aughwick Creek?+

Open the directions link to navigate to 40.15109, -77.94923 in Google Maps. The nearest road is Covert Road.

More rockhounding in Pennsylvania

See all 88 Pennsylvania spots →

Open Aughwick Creek on the map

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