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USGS 21620-Pc

Dona Ana County, New Mexico
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Next site in New MexicoPajarito Mesa · 9 mi

Can I collect here?

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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.

9 miPajarito MesaAgatized Wood, agate, jasper12 miIsleta PuebloOpal, opalized wood, agatized wood12 miYork MineAzurite, chalcopyrite, chrysocolla +6

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About USGS 21620-Pc

USGS 21620-Pc is a fossil collection site in Dona Ana, New Mexico, cataloged in the Paleobiology Database. Fossils here come from the Panther Seep Formation, dated to the Virgilian (303.7–298.9 million years ago). The depositional environment is recorded as marine indet. Documented finds include Hystriculina, Pugnoides, Crurithyris, Aviculopecten, Ianthinopsis, Meekospira.

Geologic setting

Formation
Panther Seep
Geologic interval
Virgilian
Age
303.7–298.9 Ma
Depositional environment
marine indet.
Recorded occurrences
18
Locality notes

from the gray to black impure limestone west of the northern part of Lead Camp Canyon about 1450 feet above the base of the formation.

Fossils found here

Hystriculina
Strophomenata · Paucispiniferidae
Pugnoides
Rhynchonellata · Petasmariidae
Crurithyris
Rhynchonellata · Ambocoeliidae
Aviculopecten
Bivalvia · Aviculopectinidae
Ianthinopsis
Gastropoda · Soleniscidae
Meekospira
Gastropoda · Meekospiridae
Metacoceras
Cephalopoda · Metacoceratidae
Glaphyrites millsi
Cephalopoda · Glaphyritidae

Records and references

Data: Paleobiology Database collection 10005 (CC BY 4.0) — view the source record

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Questions about USGS 21620-Pc

Can you collect at USGS 21620-Pc?

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 21620-Pc?

Fossil.

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What to bring

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Meteorite nearbyA 45 kg iron meteorite was found at Sandia Mountains in 1925, 14 miles from here.

Source: Paleobiology Database.