Rockhounding.org

USGS 8529, Hill 5501, Mule Mountains

US / AZ
31.59000, -109.91700View on MapOpen in Google Maps
No rating yet

About this location

USGS 8529, Hill 5501, Mule Mountains is a fossil collection site in Arizona, cataloged in the Paleobiology Database. Fossils here come from the Earp Formation, dated to the Asselian to Sakmarian (298.9–290.1 million years ago). The depositional environment is recorded as shallow subtidal indet. Documented finds include Amphiscapha proxima.

Always seek permission where required, follow local laws, and practice Leave No Trace. Locations and details are community-submitted and may be inaccurate. Not sure what's legal here? Read our full guide to rockhounding laws by land type.

Found Here

Fossil

Geologic setting

Formation
Earp
Geologic interval
Asselian to Sakmarian
Age
298.9–290.1 Ma
Depositional environment
shallow subtidal indet.
Recorded occurrences
1
Locality notes

From 1500 feet northeast of crest of Hill 5501 in sect. 23, T. 21 S., R. 23 E., Pearce quadrangle, Arizona.

Fossils found here

Amphiscapha proxima
Gastropoda · Euomphalidae

Records and references

Data: Paleobiology Database collection 121362 (CC BY 4.0)view the source record

Difficulty

Access
N/A
Find
N/A
Votes
0

Getting there

No details yet.

Location on Map

Coordinates: 31.59000, -109.91700

Recommended Gear for Arizona

Estwing E3-22P Rock Pick

Estwing E3-22P Rock Pick

The industry-standard 22oz geological hammer. One-piece forged steel with shock-reduction grip.

Clear Anti-Fog Safety Glasses (4 Pack)

Clear Anti-Fog Safety Glasses (4 Pack)

Adjustable, anti-fog lenses for clear vision in any conditions. About $5 per pair.

Watertight Medical Kit

Watertight Medical Kit

Compact, waterproof first aid kit with bandages, moleskin, and field essentials.

Rockhounding Arizona: A Guide To 75 Of The State's Best Rockhounding Sites

Rockhounding Arizona: A Guide To 75 Of The State's Best Rockhounding Sites

Rockhounding Arizona covers popular and commercial sites as well as little-known areas. It describes where to view miner...

Clicking these links supports rockhounding.org at no extra cost to you — it's how we keep these maps and resources free for everyone.

Comments

Comments

This site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply.

No comments yet.

Logbook Records

No public logs yet

Be the first to share your experience at this location!