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Long Pine Hills

Harding County, South Dakota
Directions
Next site in South DakotaJump Off (ANSP) · 13 mi

Can I collect here?

Pro
See who owns this land and whether it is claimedPro shows the owner, the claim on this spot and every claim within a mile.
Read the collecting rules by land type

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.

13 miJump Off (ANSP)Fossil16 miCamp CrookMoss Agate, chalcedony19 miBuffalo, southwestFossil

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About Long Pine Hills

Long Pine Hills is a fossil collection site in Harding, South Dakota, cataloged in the Paleobiology Database. Fossils here come from the Judith River Formation, dated to the Middle Campanian to Late Campanian (83.6–72.2 million years ago). The depositional environment is recorded as terrestrial indet. Documented finds include Hadrosauridae.

Geologic setting

Formation
Judith River
Geologic interval
Middle Campanian to Late Campanian
Age
83.6–72.2 Ma
Depositional environment
terrestrial indet.
Recorded occurrences
1
Locality notes

Long Pine Hills, 15 mi SW of Camp Crook (but this would be in WY, so coordinates are for closer to SSW)

Fossils found here

Hadrosauridae
Ornithischia · Hadrosauridae

Records and references

Data: Paleobiology Database collection 142509 (CC BY 4.0) — view the source record

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Questions about Long Pine Hills

Can you collect at Long Pine Hills?

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 Long Pine Hills?

Fossil.

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Meteorite nearbyA 3.1 kg stony meteorite was found at Harding County in 1941, 29 miles from here.

Source: Paleobiology Database.