Jemez National Recreation Area: Obsidian & Opalized Wood Rockhounding in Sandoval County, New Mexico
- Minerals reported
- 2
- Elevation
- 7,020 ft
- Best months
- January to November
The Jemez National Recreation Area sits in one of New Mexico's most visible volcanic landscapes, within the Santa Fe National Forest's Jemez Ranger District. Forest Service materials document the managed public recreation area, and the National Park Service notes obsidian deposits on the edge of Bandelier and elsewhere in the Jemez Mountains, making this a strong northern New Mexico volcanic-glass entry. Reported finds include obsidian, opalized wood. Below: coordinates, access notes, nearby spots, and trip-planning links.
Plan your visit
Generally open to casual rockhounding
- County
- Sandoval County
- State
- New Mexico
- Nearest road
- East Fork Trail (137)
- Postcode
- 87025
- Coordinates
- 35.82832, -106.64160
Coordinates are approximate. Confirm the exact ground in the RockHoundR app, where land overlays show which agency manages the area.
Land & collecting status
Generally open to casual rockhounding
Most public-tagged spots sit on BLM, U.S. Forest Service, or other federal land where reasonable hand collecting of common rocks and minerals is allowed. Confirm posted rules and active mining claims before you dig.
Access note: Santa Fe National Forest, Jemez Ranger District. Collecting must follow Forest Service rules and any closures for cultural resources, private inholdings, wilderness, or traditional-use areas.
Public-land rules vary by agency, season, and field office. The RockHoundR app pulls live BLM, USFS, NPS, and tribal overlays so you can see exactly which agency manages the ground at this spot.
Best time to visit Jemez National Recreation Area
Comfortable months (45 to 90°F highs)
Best months: January to November. Typical highs run 86°F in midsummer and 45°F in midwinter, with winter lows near 16°F. At about 7,020 ft, snow can block access from late fall well into spring, so check conditions outside of summer.
Climate normals: NOAA 1991-2020 monthlies, JEMEZ SPRINGS station (4 mi away), adjusted for elevation.
Geology at Jemez National Recreation Area
This spot sits on Madera Group, mapped as limestone, sandstone, and shale that formed roughly 325 to 300 million years ago. Carbonate rock like this dissolves and weathers readily, so fresh road cuts, quarries, and creek exposures are typically the most productive ground.
- Mapped unit
- Madera Group
- Age
- 325–300 Ma (Pennsylvanian)
- Rock types
- limestone, sandstone, and shale
- Elevation
- 7,020 ft
Geologic mapping via Macrostrat and the underlying state geological survey maps (CC BY 4.0). Bedrock at the surface can vary within a mapped unit.
Today's weather
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Get the appSources & verification
Spot details combine the public RockHoundR location dataset, normalized mineral labels, agency land-status checks in the app, and community submissions. Coordinates are approximate until verified in the field.
State guidance last verified:
- Rockhound State Park, Collection rules
- BLM New Mexico
- New Mexico Bureau of Geology and Mineral Resources
- Community submissions reviewed against published agency rules
Found at Jemez National Recreation Area
Each name opens all spots that produce that material; the encyclopedia link opens the full ID and field guide.
Nearby rockhounding spots
Other rockhounding spots within driving distance of Jemez National Recreation Area.
- Nacimiento MountainsSandoval County, New Mexico · 18 mi awayAgate, Azurite, Chalcedony
- CubaSandoval County, New Mexico · 19 mi awayCopper, Chrysocolla
- CoyoteRio Arriba County, New Mexico · 23 mi awayAzurite, Malachite
- YoungsvilleRio Arriba County, New Mexico · 25 mi awayAgate
- Santa Fe National ForestSanta Fe County, New Mexico · 25 mi awayAgate, Apache Tear, Jasper
- Pedernal ParkRio Arriba County, New Mexico · 27 mi awayAgate, Chalcedony, Chert
- Abiquiu LakeRio Arriba County, New Mexico · 30 mi awayAgate
- Ghost RanchRio Arriba County, New Mexico · 34 mi awayAgate
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More rockhounding in New Mexico
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