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Marinna and Byram section, (Unit 1, Mariana Limestone) - Toulmin et al (1951)

Washington County, Alabama
Directions
Next site in AlabamaUSGS Loc. 7208 - Collumburg [Marianna Lmst] · 6 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 Alabama
6 miUSGS Loc. 7208 - Collumburg [Marianna Lmst]Fossil9 miMGS 73Fossil11 miACh-14Fossil

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About Marinna and Byram section, (Unit 1, Mariana Limestone) - Toulmin et al (1951)

Marinna and Byram section, (Unit 1, Mariana Limestone) - Toulmin et al (1951) is a fossil collection site in Washington, Alabama, cataloged in the Paleobiology Database. Fossils here come from the Marianna Limestone, dated to the Early Oligocene (33.9–27.3 million years ago). The depositional environment is recorded as carbonate indet. Documented finds include Lepidocyclina, Clypeaster rogersi, Pecten (Pecten) poulsoni.

Geologic setting

Formation
Marianna Limestone
Geologic interval
Early Oligocene
Age
33.9–27.3 Ma
Depositional environment
carbonate indet.
Recorded occurrences
3
Geology notes

No paleoenvironmental information reported.

Locality notes

Marianna and Byram section in north Wahington County, northwest of Millry. Lat/long estimate based on Millry, Millry quadrangle, Washington County, Alabama.

Fossils found here

Lepidocyclina
NO_CLASS_SPECIFIED · Lepidocyclinidae
Clypeaster rogersi
Echinoidea · Clypeasteridae
Pecten (Pecten) poulsoni
Bivalvia · Pectinidae

Records and references

Data: Paleobiology Database collection 42155 (CC BY 4.0) — view the source record

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Questions about Marinna and Byram section, (Unit 1, Mariana Limestone) - Toulmin et al (1951)

Can you collect at Marinna and Byram section, (Unit 1, Mariana Limestone) - Toulmin et al (1951)?

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 Marinna and Byram section, (Unit 1, Mariana Limestone) - Toulmin et al (1951)?

Fossil.

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Source: Paleobiology Database.