Rockhounding.org

USNM701a3, Wolf Camp Hills, Glass Mountains

Brewster County, Texas
Directions
Next site in TexasUSNM703b, Old Word Ranch, Glass Mountains · 3 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 3, 2026. Land and claims can change quickly, so check before you go.

Minerals on record here

1 mineral

Recorded here: fossil.

3 miUSNM703b, Old Word Ranch, Glass MountainsFossil3 miUSNM703bs, Old Word Ranch, Glass MountainsFossil3 miUSNM703a1, Old Word Ranch, Glass MountainsFossil

More fossil sites in Texas

See them all

More sites in Texas

View all Texas sites
The Market

New on the Market

Native American arrowheadNative American arrowhead$20cubedmoons3Browse the Market

Found something here? List it for sale

About USNM701a3, Wolf Camp Hills, Glass Mountains

USNM701a3, Wolf Camp Hills, Glass Mountains is a fossil collection site in Brewster, Texas, cataloged in the Paleobiology Database. Fossils here come from the Neal Ranch Formation, dated to the Asselian (298.9–293.52 million years ago). The depositional environment is recorded as reef, buildup or bioherm. Documented finds include Acanthocrania, Atelestegastus marginatus, Cenorhynchia hebata, Chelononia straminea, Composita strongyle, Cooperina triangulata.

Geologic setting

Formation
Neal Ranch
Geologic interval
Asselian
Age
298.9–293.52 Ma
Depositional environment
reef, buildup or bioherm
Recorded occurrences
36
Locality notes

From single block containing numerous sponges taken from biohermal mass on slope just S of canyon forks, NW facing slope on the W side of a S-flowing arroyo, 0.4 to 0.5 miles N87W of hill 5060, Wolf Camp Hills, Hess Canyon quadrangle.

Fossils found here

Acanthocrania
Craniata · Craniidae
Atelestegastus marginatus
Strophomenata · Cooperinidae
Cenorhynchia hebata
Rhynchonellata · Wellerellidae
Chelononia straminea
Strophomenata · Schuchertellidae
Composita strongyle
Rhynchonellata · Athyrididae
Cooperina triangulata
Strophomenata · Cooperinidae
Orbicoelia tumibilis
Rhynchonellata · Ambocoeliidae
Derbyia profunda
Strophomenata · Derbyiidae
Diplanus catatonus
Strophomenata · Derbyiidae
Enteletes wolfcampensis
Rhynchonellata · Enteletidae
Eolyttonia fredericksi
Strophomenata · Lyttoniidae
Fimbrinia plummeri
Strophomenata · Productellidae
Goniarina pyelodes
Strophomenata · Schuchertellidae
Hustedia trita leptyca
Rhynchonellata · Neoretziidae
Hystriculina minima
Strophomenata · Paucispiniferidae
Lepidocrania sparsispinosa
Craniata · Craniidae
Limbella wolfcampensis
Strophomenata · Aulostegidae
Linoproductus
Strophomenata · Linoproductidae
Meekella prionota
Strophomenata · Meekellidae
Neochonetes liratus
Strophomenata · Rugosochonetidae
Neophricadothyris transversa
Rhynchonellata · Elythidae
Nudauris splendens
Strophomenata · Productellidae
Orthotichia kozlowskii
Rhynchonellata · Schizophoriidae
Paraspiriferina amoena
Rhynchonellata · Paraspiriferinidae
Pontisia kingi
Rhynchonellata · Pontisiidae
Psilocamara hesperia
Rhynchonellata · Psilocamaridae
Rhipidomella miscella
Rhynchonellata · Rhipidomellidae
Rhynchopora molina
Rhynchonellata · Rhynchoporidae
Novlepatella patella
Tergomya · Damilinidae
Triproetus angustus
Trilobita · Phillipsiidae
Xenechinus parvus
Echinoidea · Cravenechinidae
Annuliconcha interlineata
Bivalvia · Annuliconchidae
Annuliconcha dentata
Bivalvia · Annuliconchidae
Teguliferina boesei
Strophomenata · Cyclacanthariidae
Lophotichium rotundiseptum
Anthozoa · Lophotichiidae
Paraduplophyllum (Vacoea) nealranchense
Anthozoa · Lophotichiidae

Records and references

Data: Paleobiology Database collection 43472 (CC BY 4.0) — view the source record

Getting there

No directions yet.

How hard is it?

Getting there
– / 5
Finding anything
– / 5
Votes
0

Trip reports

No trip reports yet.

Questions about USNM701a3, Wolf Camp Hills, Glass Mountains

Can you collect at USNM701a3, Wolf Camp Hills, Glass Mountains?

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 USNM701a3, Wolf Camp Hills, Glass Mountains?

Fossil.

Comments

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

No comments yet.

What to bring

The whole kit
  • Estwing E3-22P Rock PickThe industry-standard 22oz geological hammer. One-piece forged steel with shock-reduction grip.See it on AmazonCompare picks
  • Clear Anti-Fog Safety Glasses (4 Pack)Adjustable, anti-fog lenses for clear vision in any conditions.See it on AmazonCompare picks
  • Watertight Medical KitCompact, waterproof first aid kit with bandages, moleskin, and field essentials.See it on AmazonCompare picks
  • Southwest Treasure Hunter's Gem and Mineral GuideWhether you're digging for the first time or are an experienced rockhound or "prospector," with a simple rock hammer and...See it on Amazon

As an Amazon Associate we earn from qualifying purchases.

Meteorite nearbyA 70 kg stony meteorite fell at Peña Blanca Spring in 1946, 16 miles from here.

Source: Paleobiology Database.