Mangum — Rockhounding in Greer County, Oklahoma

Mangum is a mapped rockhounding spot in Greer County, Oklahoma. Reported finds include agatized wood. Below: coordinates, access notes, nearby spots, and trip-planning links.

Quick details

Access: Check locally
County: Greer County
State: Oklahoma
Nearest road: US 283;OK 9;OK 34
Postcode: 73554
Coordinates: 34.92654, -99.50431

Land & collecting status

Confirm rules before collecting

Land status here is not confirmed. Verify with the managing agency before collecting — federal, state, and tribal rules differ.

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 Mangum

Each chip opens all spots that produce that material; the encyclopedia link opens the full ID and field guide.

Agatized Wood Encyclopedia →

Nearby rockhounding spots

Other rockhounding spots within driving distance of Mangum.

Across the state line from Mangum

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

General AreaChildress County, Texas · 41 mi awayAlabaster

Mangum FAQ

Where is Mangum?+

Mangum is in Greer County, Oklahoma, at 34.92654, -99.50431. Nearest road: US 283;OK 9;OK 34.

What rocks and minerals can you find at Mangum?+

Mangum is reported to produce Agatized Wood.

Is collecting allowed at Mangum?+

Confirm rules before collecting. Land status here is not confirmed. Verify with the managing agency before collecting — federal, state, and tribal rules differ. Always confirm current rules with the managing agency before a trip.

How do I get to Mangum?+

Open the directions link to navigate to 34.92654, -99.50431 in Google Maps. The nearest road is US 283;OK 9;OK 34.

More rockhounding in Oklahoma

See all 34 Oklahoma spots →

Open Mangum on the map

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