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Elm Creek

Lee County, Texas
Directions
Next site in TexasNails Creek Park · 15 mi

Can I collect here?

Pro
See who owns this land and whether it is claimedPro shows the owner, the claim on this spot and every claim within a mile.
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Based on our latest records, with claims updated from the BLM on Oct 9, 2026. Land and claims can change quickly, so check before you go.

Minerals on record here

1 mineral

Recorded here: fossil.

15 miNails Creek ParkTektite15 miCreek beds & hill slopes between Caldwell & SomervillePetrified Wood, agatized wood16 miRabb's CreekPetrified Wood, opalized wood

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About Elm Creek

Elm Creek is a fossil collection site in Lee, Texas, cataloged in the Paleobiology Database. Fossils here come from the Cook Mountain Formation, dated to the Middle Eocene (48.07–37.71 million years ago). The depositional environment is recorded as marine indet. Documented finds include Fibularia, Plicatula filamentosa, Spirorbis.

Geologic setting

Formation
Cook Mountain
Geologic interval
Middle Eocene
Age
48.07–37.71 Ma
Depositional environment
marine indet.
Recorded occurrences
3
Geology notes

no paleoenvironmental data

Locality notes

downstream end of a horseshoe bend, bed of Elm Creek half way between U.S. Highway 77 bridge and abandoned San Antonio and Aransas Pass Railroad bridge, 0.5 km below old Evergreen Crossing and about 10.5 km north of Giddings

Fossils found here

Fibularia
Echinoidea · Fibulariidae
Plicatula filamentosa
Bivalvia · Plicatulidae
Spirorbis
NO_CLASS_SPECIFIED · Serpulidae

Records and references

Data: Paleobiology Database collection 4899 (CC BY 4.0) — view the source record

Getting there

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Trip reports

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Questions about Elm Creek

Can you collect at Elm Creek?

It depends on who owns the land and whether a mining claim covers it. BLM land usually allows hand collecting for personal use, national parks allow none, and private land needs the owner’s permission. Pro members see the owner and any claims at this spot.

What minerals are found at Elm Creek?

Fossil.

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Meteorite nearbyA 153.3 kg stony meteorite was found at Bluff (a) in 1878, 29 miles from here.

Source: Paleobiology Database.