Gibbons creek: Tektites Rockhounding in Grimes County, Texas

Updated June 2026

Gibbons creek is a mapped rockhounding spot in Grimes County, Texas. Reported finds include tektites. Below: coordinates, access notes, nearby spots, and trip-planning links.

Quick details

Access: Public area
County: Grimes County
State: Texas
Nearest road: TX 30
Coordinates: 30.59985, -96.06393

Geology at Gibbons creek

This spot sits on Alluvium, mapped as fine alluvium and coarse alluvium that formed within roughly the last 12,000 years. Loose deposits like these are float-collecting ground: erosion keeps moving durable rocks and minerals into gravel bars, cutbanks, and washes.

Mapped unit: Alluvium
Age: < 1 Ma (Holocene)
Rock types: fine alluvium and coarse alluvium
Elevation: 250 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 Gibbons creek

Best months: October to May. Typical highs run 96°F in midsummer and 62°F in midwinter, with winter lows near 42°F. Summer heat here is intense, so carry more water than you think you need and work the early morning.

Climate normals: NOAA 1991-2020 monthlies, COLLEGE STN EASTERWOOD FLD station (18 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

Texas Parks and Wildlife Department
Bureau of Economic Geology — Texas geology
Big Bend National Park — Rules
Community submissions reviewed against published agency rules

Found at Gibbons creek

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

Tektites

Nearby rockhounding spots

Other rockhounding spots within driving distance of Gibbons creek.

Gibbons creek FAQ

Where is Gibbons creek?+

Gibbons creek is in Grimes County, Texas, at 30.59985, -96.06393. Nearest road: TX 30.

What rocks and minerals can you find at Gibbons creek?+

Gibbons creek is reported to produce Tektites.

Is collecting allowed at Gibbons 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 Gibbons creek?+

A rock hammer, sturdy gloves, safety glasses, and a collecting bag cover the basics here. Add a spray bottle: wet rock shows color and pattern that dry rock hides.

When is the best time to visit Gibbons creek?+

The most comfortable months at Gibbons creek are October to May. Summer heat here is intense, so carry more water than you think you need and work the early morning.

How do I get to Gibbons creek?+

Open the directions link to navigate to 30.59985, -96.06393 in Google Maps. The nearest road is TX 30.

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Open Gibbons creek on the map

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