Abiquiu Lake: Agate Rockhounding in Rio Arriba County, New Mexico

Updated July 2026

Abiquiu Lake is a mapped rockhounding spot in Rio Arriba County, New Mexico. Reported finds include agate. Below: coordinates, access notes, nearby spots, and trip-planning links.

Quick details

Access: Permission required
County: Rio Arriba County
State: New Mexico
Nearest road: NM 96
Postcode: 87064
Coordinates: 36.23477, -106.43207

Geology at Abiquiu Lake

This spot sits on Chinle Group, mapped as sandstone, mudstone, and conglomerate that formed roughly 245 to 200 million years ago. Tough silica like agate, jasper, and chert typically weathers out of beds like these and collects as float in drainages and on deflation surfaces.

Mapped unit: Chinle Group
Age: 245–200 Ma (Middle Triassic to Late Triassic)
Rock types: sandstone, mudstone, and conglomerate
Elevation: 6,430 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.

Best time to visit Abiquiu Lake

Best months: February to November. Typical highs run 87°F in midsummer and 42°F in midwinter, with winter lows near 18°F.

Climate normals: NOAA 1991-2020 monthlies, ABIQUIU DAM station (0 mi away).

Land & collecting status

Permission required before collecting

Requires landowner or agency permission before any collecting. Do not enter without explicit authorization.

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.

Sources & 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: April 1, 2026

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 Abiquiu Lake

Each chip opens all spots that produce that material; the encyclopedia link opens the full ID and field guide.

Agate Encyclopedia →

Nearby rockhounding spots

Other rockhounding spots within driving distance of Abiquiu Lake.

Abiquiu Lake FAQ

Where is Abiquiu Lake?+

Abiquiu Lake is in Rio Arriba County, New Mexico, at 36.23477, -106.43207. Nearest road: NM 96.

What rocks and minerals can you find at Abiquiu Lake?+

Abiquiu Lake is reported to produce Agate.

Is collecting allowed at Abiquiu Lake?+

Permission required before collecting. Requires landowner or agency permission before any collecting. Do not enter without explicit authorization. Always confirm current rules with the managing agency before a trip.

What tools should I bring to Abiquiu Lake?+

Most agate and jasper is surface float: bring a spray bottle, a pick or small shovel, and a sturdy bag. Wet stones show their banding and translucence.

When is the best time to visit Abiquiu Lake?+

The most comfortable months at Abiquiu Lake are February to November.

How do I get to Abiquiu Lake?+

Open the directions link to navigate to 36.23477, -106.43207 in Google Maps. The nearest road is NM 96.

More rockhounding in New Mexico

See all 143 New Mexico spots →

Open Abiquiu Lake on the map

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