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Poison Canyon

McKinley County, New Mexico
Directions
Next site in New MexicoGrants · 4 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.

4 miGrants9 miMary No. 1 MineFossil15 miNMMNH L-3404Fossil

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About Poison Canyon

Poison Canyon is a fossil collection site in McKinley, New Mexico, cataloged in the Paleobiology Database. Fossils here come from the Morrison Formation, dated to the Kimmeridgian to Tithonian (154.8–143.1 million years ago). The depositional environment is recorded as terrestrial indet. Documented finds include Dinosauria, Tracheophyta.

Geologic setting

Formation
Morrison
Geologic interval
Kimmeridgian to Tithonian
Age
154.8–143.1 Ma
Depositional environment
terrestrial indet.
Recorded occurrences
2
Locality notes

Poison Canyon area; T13N, R8-10W

Fossils found here

Dinosauria
Reptilia
Tracheophyta
Tracheophyta

Records and references

Data: Paleobiology Database collection 225200 (CC BY 4.0) — view the source record

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Questions about Poison Canyon

Can you collect at Poison Canyon?

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 Poison Canyon?

Fossil.

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What to bring

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Meteorite nearbyA 525 kg iron meteorite was found at Grant in 1929, 12 miles from here.

Source: Paleobiology Database.