Double Eagle Mine: Sunstone Rockhounding in Lake County, Oregon

Updated August 2026

Double Eagle Mine is a mapped rockhounding spot in Lake County, Oregon. Reported finds include sunstone. Below: coordinates, access notes, nearby spots, and trip-planning links.

Quick details

Access: Paid / fee dig
County: Lake County
State: Oregon
Coordinates: 42.71263, -119.82080

Geology at Double Eagle Mine

This spot sits on Columbia River Basalt Group; Steens Basalt, mapped as basalt flows and feldspar olivine phenocrysts; fracture fill: fibrous calcite white calcite chabazite analcite natrolite stilbite zeolite that formed roughly 23 to 5 million years ago. Volcanic ground like this weathers into rocky slopes and float, and fresh exposures in cuts and drainages are usually the most productive places to look.

Mapped unit: Columbia River Basalt Group; Steens Basalt
Age: 23–5 Ma (Miocene)
Rock types: basalt flows and feldspar olivine phenocrysts; fracture fill: fibrous calcite white calcite chabazite analcite natrolite stilbite zeolite
Elevation: 4,620 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 Double Eagle Mine

Best months: February to November. Typical highs run 87°F in midsummer and 44°F in midwinter, with winter lows near 26°F.

Climate normals: NOAA 1991-2020 monthlies, HART MTN REFUGE station (14 mi away), adjusted for elevation.

Land & collecting status

Pay-to-dig site

This is a fee-dig location. Hours, prices, and what you can keep vary by operator. Call ahead before driving out.

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

BLM Oregon/Washington — Rockhounding & mineral material
Oregon Department of Geology and Mineral Industries (DOGAMI)
Oregon Parks and Recreation Department — beach collecting rules
Community submissions reviewed against published agency rules

Found at Double Eagle Mine

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

Sunstone

Nearby rockhounding spots

Other rockhounding spots within driving distance of Double Eagle Mine.

Across the state line from Double Eagle Mine

Double Eagle Mine is close enough to the Oregon border that the next-closest rockhounding spots are in a neighboring state. Worth knowing if you are already on the road.

Double Eagle Mine FAQ

Where is Double Eagle Mine?+

Double Eagle Mine is in Lake County, Oregon, at 42.71263, -119.82080.

What rocks and minerals can you find at Double Eagle Mine?+

Double Eagle Mine is reported to produce Sunstone.

Is collecting allowed at Double Eagle Mine?+

Pay-to-dig site. This is a fee-dig location. Hours, prices, and what you can keep vary by operator. Call ahead before driving out. Always confirm current rules with the managing agency before a trip.

What tools should I bring to Double Eagle Mine?+

A rock hammer, sturdy gloves, safety glasses, and a collecting bag cover the basics here. Add a spray bottle: wet rock shows color and pattern that dry rock hides.

When is the best time to visit Double Eagle Mine?+

The most comfortable months at Double Eagle Mine are February to November.

How do I get to Double Eagle Mine?+

Open the directions link to navigate to 42.71263, -119.82080 in Google Maps. Some spots are remote, so check road conditions before driving out.

More rockhounding in Oregon

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Open Double Eagle Mine on the map

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