Rockhounding.org

M 29

Cleveland County, Arkansas
Directions
Next site in ArkansasPRI 897 · 9 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 3, 2026. Land and claims can change quickly, so check before you go.

Minerals on record here

1 mineral

Recorded here: fossil.

Nearby sites

All of Arkansas
9 miPRI 897Fossil17 miM 316Fossil36 miM 686Fossil

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About M 29

M 29 is a fossil collection site in Cleveland, Arkansas, cataloged in the Paleobiology Database. Fossils here come from the Moodys Branch Formation, dated to the Bartonian (41.03–37.71 million years ago). The depositional environment is recorded as marine indet. Documented finds include Hilgardia multilineata, Yoldia mater.

Geologic setting

Formation
Moodys Branch
Geologic interval
Bartonian
Age
41.03–37.71 Ma
Depositional environment
marine indet.
Recorded occurrences
2
Locality notes

Cross Roads Church, 5 mi. northwest of Kingsland. Lat and long for Kingsland, AR.

Fossils found here

Hilgardia multilineata
Bivalvia · Nuculanidae
Yoldia mater
Bivalvia · Yoldiidae

Records and references

Data: Paleobiology Database collection 91867 (CC BY 4.0) — view the source record

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Questions about M 29

Can you collect at M 29?

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 29?

Fossil.

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Source: Paleobiology Database.