Falcon is a fossil collection site in Zapata, Texas, cataloged in the Paleobiology Database. Fossils here come from the Cook Mountain Formation, dated to the Priabonian (37.71–33.9 million years ago). The depositional environment is recorded as carbonate indet. Documented finds include Sirenia.

Geologic setting

Formation: Cook Mountain
Geologic interval: Priabonian
Age: 37.71–33.9 Ma
Depositional environment: carbonate indet.
Recorded occurrences: 1

Locality notes

on the Rio Grande, 0.8-1.6 km upstream from the Falcon Dam, Falcon Village 7.5 minute quadrangle, USGS, southern extremity of Zapata County, Texas

Fossils found here

Sirenia

Mammalia

Records and references

Data: Paleobiology Database collection 49876 (CC BY 4.0) — view the source record

Getting there

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Trip reports

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Questions about Falcon

Can you collect at Falcon?

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 Falcon?

Fossil.

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What to bring

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Meteorite nearbyA 5.2 kg stony meteorite fell at El Sauz in 2023, 25 miles from here.

Source: Paleobiology Database.