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Mariano Mesa (Uintan)

Catron County, New Mexico
Directions
Next site in New MexicoBuffalo and Mountain View Prospects · 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.
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 New Mexico
5 miBuffalo and Mountain View ProspectsAzurite, chrysocolla, copper +35 miBlair LodeSilver6 miBaby MineCalcite, fluorite, pyrite +2

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About Mariano Mesa (Uintan)

Mariano Mesa (Uintan) is a fossil collection site in Catron, New Mexico, cataloged in the Paleobiology Database. Fossils here come from the Baca Formation, dated to the Uintan (45.9–39.7 million years ago). The depositional environment is recorded as terrestrial indet. Documented finds include Protitanotherium emarginatum, Brontotheriidae.

Geologic setting

Formation
Baca
Geologic interval
Uintan
Age
45.9–39.7 Ma
Depositional environment
terrestrial indet.
Recorded occurrences
2
Locality notes

Mariano Mesa, 17 km N of Quemado

Fossils found here

Protitanotherium emarginatum
Mammalia · Brontotheriidae
Brontotheriidae
Mammalia · Brontotheriidae

Records and references

Data: Paleobiology Database collection 16600 (CC BY 4.0) — view the source record

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Questions about Mariano Mesa (Uintan)

Can you collect at Mariano Mesa (Uintan)?

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 Mariano Mesa (Uintan)?

Fossil.

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Source: Paleobiology Database.