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East Monarch, Unit E

Cascade County, Montana
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Next site in MontanaMonarch · 0.7 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.

Nearby sites

All of Montana
0.7 miMonarchBeryl7 miHoover Creek, Zone 1, Wolsey shaleFossil9 miHughesvilleAzurite, chalcopyrite, chrysocolla +7

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About East Monarch, Unit E

East Monarch, Unit E is a fossil collection site in Cascade, Montana, cataloged in the Paleobiology Database. Fossils here come from the Sappington Formation, dated to the Late Famennian (365.2–358.86 million years ago). The depositional environment is recorded as marine indet. Documented finds include Syringothyris, Rhytiophora, Beecheria, Orbiculoidea.

Geologic setting

Formation
Sappington
Geologic interval
Late Famennian
Age
365.2–358.86 Ma
Depositional environment
marine indet.
Recorded occurrences
4
Locality notes

sw1/4 se1/4 sec.35 t16n r7e, Great Falls quad (AMS), Little Belt Mountains.

Fossils found here

Syringothyris
Rhynchonellata · Syringothyrididae
Rhytiophora
Strophomenata · Productellidae
Beecheria
Rhynchonellata · Beecheriidae
Orbiculoidea
Lingulata · Discinidae

Records and references

Data: Paleobiology Database collection 7118 (CC BY 4.0) — view the source record

Getting there

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Questions about East Monarch, Unit E

Can you collect at East Monarch, Unit E?

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 East Monarch, Unit E?

Fossil.

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Source: Paleobiology Database.