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N-1

Johnston County, Oklahoma
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Next site in OklahomaMill Creek, Arbuckle Mountains, lower mound interval · 5 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.

5 miMill Creek, Arbuckle Mountains, lower mound intervalFossil5 miHillside exposure and stream cut, about 2.5 km west of Nebo, OKFossil6 miPisocrinus-Abyssocrinus antiquus Assoc., Henryhouse Fm., White MoundFossil

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About N-1

N-1 is a fossil collection site in Johnston, Oklahoma, cataloged in the Paleobiology Database. Fossils here come from the Oil Creek Formation, dated to the Whiterockian (471.3–457.3 million years ago). The depositional environment is recorded as shallow subtidal indet. Documented finds include Pseudoolenoides carterensis, Illaenus utahensis.

Geologic setting

Formation
Oil Creek
Geologic interval
Whiterockian
Age
471.3–457.3 Ma
Depositional environment
shallow subtidal indet.
Recorded occurrences
2
Locality notes

SE1/4 NE1/4 sec. 21. R4E, T3S; Sycamore Creek 2 miles SE

Fossils found here

Pseudoolenoides carterensis
Trilobita · Bathyuridae
Illaenus utahensis
Trilobita · Illaenidae

Records and references

Data: Paleobiology Database collection 105618 (CC BY 4.0) — view the source record

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Questions about N-1

Can you collect at N-1?

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 N-1?

Fossil.

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Meteorite nearbyA 270 kg iron meteorite was found at Lake Murray in 1933, 15 miles from here.

Source: Paleobiology Database.