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Almont

Morton County, North Dakota
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Next site in North DakotaUSGS locality 6892, Oliver County Lignite field, Fort Union Fm? · 10 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.

10 miUSGS locality 6892, Oliver County Lignite field, Fort Union Fm?Fossil22 miBrisbaneFossil25 miMandanAgate, chalcedony, chert, teredo petrified wood

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About Almont

Almont is a fossil collection site in Morton, North Dakota, cataloged in the Paleobiology Database. Fossils here come from the Fort Union Formation, dated to the Clarkforkian (57.5–56 million years ago). The depositional environment is recorded as lacustrine indet. Documented finds include Joffrichthys triangulpterus, Ginkgo adiantoides, Parataxodium, Canticocculus, Nordenskioldia borealis, Nyssidium.

Geologic setting

Formation
Fort Union
Geologic interval
Clarkforkian
Age
57.5–56 Ma
Depositional environment
lacustrine indet.
Recorded occurrences
55
Locality notes

IU locality 15722\r\nSE 1/4, SW 1/4, Sec. 23, T140N, R86W

Fossils found here

Joffrichthys triangulpterus
Osteichthyes · NO_FAMILY_SPECIFIED
Ginkgo adiantoides
Ginkgoopsida · Ginkgoaceae
Parataxodium
Pinopsida · Taxodiaceae
Canticocculus
NO_CLASS_SPECIFIED · Menispermaceae
Nordenskioldia borealis
NO_CLASS_SPECIFIED · Trochodendraceae
Nyssidium
NO_CLASS_SPECIFIED · Cornaceae
Platanaceae
NO_CLASS_SPECIFIED · Platanaceae
Palaeocarpinus
NO_CLASS_SPECIFIED · Betulaceae
Cyclocarya
NO_CLASS_SPECIFIED · Juglandaceae
Psidium
Dicotyledoneae · Myrtaceae
Cornus
NO_CLASS_SPECIFIED · Cornaceae
Palaeophytocrene
NO_CLASS_SPECIFIED · Icacinaceae
Monocotyledoneae
NO_CLASS_SPECIFIED
Porosia verrucosa
NO_CLASS_SPECIFIED · Araceae
Viburnum antiquum
NO_CLASS_SPECIFIED · Caprifoliaceae
Averrhoites affinis
NO_CLASS_SPECIFIED · Oxalidaceae
Urodela
Amphibia

Records and references

Data: Paleobiology Database collection 21372 (CC BY 4.0) — view the source record

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Questions about Almont

Can you collect at Almont?

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 Almont?

Fossil.

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Source: Paleobiology Database.