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M 383

Cherokee County, Texas
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Next site in TexasM 549 · 14 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.
Read the collecting rules by land type

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.

14 miM 549Fossil21 miANGLFossil22 miPRI-BerrymanFossil

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About M 383

M 383 is a fossil collection site in Cherokee, Texas, cataloged in the Paleobiology Database. Fossils here come from the Cook Mountain Formation, dated to the Bartonian (41.03–37.71 million years ago). The depositional environment is recorded as marine indet. Documented finds include Crassatellites texana, Pachecoa (Pachecoa), Clavilithes, Notocorbula texana.

Geologic setting

Formation
Cook Mountain
Geologic interval
Bartonian
Age
41.03–37.71 Ma
Depositional environment
marine indet.
Recorded occurrences
4
Locality notes

Berryman's Place, Kimble Headright. Lat and long for Jacksonville, TX.

Fossils found here

Crassatellites texana
Bivalvia · Crassatellidae
Pachecoa (Pachecoa)
Bivalvia · Noetiidae
Clavilithes
Gastropoda · Fasciolariidae
Notocorbula texana
Bivalvia · Corbulidae

Records and references

Data: Paleobiology Database collection 92208 (CC BY 4.0) — view the source record

Getting there

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Questions about M 383

Can you collect at M 383?

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 M 383?

Fossil.

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Meteorite nearbyA 800 kg iron meteorite was found at Red River in 1808, 16 miles from here.

Source: Paleobiology Database.