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Wampus Cat Quarry

Uintah County, Utah
Directions
Next site in UtahWU-117, UMNH.VP.LOC.2734 · 3 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 Utah
3 miWU-117, UMNH.VP.LOC.2734Fossil9 miWagon Hound CanyonFossil10 miHells Hole CanyonAnalcite, apophyllite

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About Wampus Cat Quarry

Wampus Cat Quarry is a fossil collection site in Uintah, Utah, cataloged in the Paleobiology Database. Fossils here come from the Uinta Formation, dated to the Uintan (45.9–39.7 million years ago). The depositional environment is recorded as lacustrine - small. Documented finds include Echmatemys callopyge, Crocodylia.

Geologic setting

Formation
Uinta
Geologic interval
Uintan
Age
45.9–39.7 Ma
Depositional environment
lacustrine - small
Recorded occurrences
2
Geology notes

"the bottom of a pond or lake"

Locality notes

"Devil's Playground, north of Bonanza, Uintah Co." at what soon became the Wampus Cat No. 2 uranium claim

Fossils found here

Echmatemys callopyge
Reptilia · Geoemydidae
Crocodylia
Reptilia

Records and references

Data: Paleobiology Database collection 74505 (CC BY 4.0) — view the source record

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Questions about Wampus Cat Quarry

Can you collect at Wampus Cat Quarry?

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 Wampus Cat Quarry?

Fossil.

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Source: Paleobiology Database.