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AMNH B8517, Cottonwood Pass

Clark County, Nevada
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Next site in NevadaAMNH B7979, Cottonwood Pass · 1 mi

Can I collect here?

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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 Nevada
1 miAMNH B7979, Cottonwood PassFossil5 miCottonwood Spring (Cisne locality 19)Fossil7 miBlue Jay MineAzurite, chrysocolla, cobalt +7

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About AMNH B8517, Cottonwood Pass

AMNH B8517, Cottonwood Pass is a fossil collection site in Clark, Nevada, cataloged in the Paleobiology Database. Fossils here come from the Moenkopi Formation, dated to the Spathian (248.1–246.7 million years ago). The depositional environment is recorded as shallow subtidal indet. Documented finds include Leptochondria occidanea, Pegmavalvula triassica, Pleuronectites meeki, Neoschizodus elongatus, Elegantinia paullorum, Eumorphotis multiformis.

Geologic setting

Formation
Moenkopi
Geologic interval
Spathian
Age
248.1–246.7 Ma
Depositional environment
shallow subtidal indet.
Recorded occurrences
6
Locality notes

Sec. 2, T23S, R58E. Goodsprings 7.5' Quadrangle

Fossils found here

Leptochondria occidanea
Bivalvia · Hunanopectinidae
Pegmavalvula triassica
Bivalvia · Pseudomonotidae
Pleuronectites meeki
Bivalvia · Pectinidae
Neoschizodus elongatus
Bivalvia · Myophoriidae
Elegantinia paullorum
Bivalvia · Myophoriidae
Eumorphotis multiformis
Bivalvia · Aviculopectinidae

Records and references

Data: Paleobiology Database collection 44335 (CC BY 4.0) — view the source record

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Questions about AMNH B8517, Cottonwood Pass

Can you collect at AMNH B8517, Cottonwood Pass?

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 AMNH B8517, Cottonwood Pass?

Fossil.

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Meteorite nearbyA 59 g stony meteorite was found at Roach Dry Lake 021 in 2001, 21 miles from here.

Source: Paleobiology Database.