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USGS 9961, Mill Creek

Alaska
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Next site in AlaskaLocality 6312, Nikolai Creek · 24 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.

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24 miLocality 6312, Nikolai CreekFossil38 miUSGS 23431-PC, NabesnaFossil64 miReisGold

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About USGS 9961, Mill Creek

USGS 9961, Mill Creek is a fossil collection site in Alaska, cataloged in the Paleobiology Database. Fossils here come from the McCarthy Formation, dated to the Norian (227.3–205.7 million years ago). The depositional environment is recorded as marine indet. Documented finds include Monotis (Monotis) alaskana.

Geologic setting

Formation
McCarthy
Geologic interval
Norian
Age
227.3–205.7 Ma
Depositional environment
marine indet.
Recorded occurrences
1
Locality notes

F.43, Mill Creek tributary to Lakina River on west side near forks of creek, 2.5 miles from Lakina River, McCarthy quadrangle

Fossils found here

Monotis (Monotis) alaskana
Bivalvia · Monotidae

Records and references

Data: Paleobiology Database collection 100924 (CC BY 4.0) — view the source record

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Questions about USGS 9961, Mill Creek

Can you collect at USGS 9961, Mill 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 USGS 9961, Mill Creek?

Fossil.

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Source: Paleobiology Database.