Doty: Agate & Carnelian Rockhounding in Lewis County, Washington

Updated June 2026

Doty is a mapped rockhounding spot in Lewis County, Washington. Reported finds include agate, carnelian, chalcedony, geode, jasper, and more. Below: coordinates, access notes, nearby spots, and trip-planning links.

Quick details

Access: Public area
County: Lewis County
State: Washington
Nearest road: Doty Street
Postcode: 98539
Coordinates: 46.64250, -123.27998

Geology at Doty

This spot sits on Astoria Formation, Rotalia becki zone (Luisian?), mapped as marine sedimentary rocks that formed roughly 23 to 5 million years ago. Concretions and geodes typically weather out of sedimentary beds like these, standing out as rounded, heavier-or-lighter-than-expected lumps.

Mapped unit: Astoria Formation, Rotalia becki zone (Luisian?)
Age: 23–5 Ma (Miocene)
Rock types: marine sedimentary rocks
Elevation: 320 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 Doty

Conditions here are workable year-round, with typical highs from 46°F in winter to 77°F in summer.

Climate normals: NOAA 1991-2020 monthlies, CENTRALIA station (16 mi away).

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.

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

Washington Geological Survey (DNR)
Stonerose Interpretive Center — Visit & rules
BLM Spokane District
Community submissions reviewed against published agency rules

Found at Doty

Each chip 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 Doty.

Across the state line from Doty

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

Doty FAQ

Where is Doty?+

Doty is in Lewis County, Washington, at 46.64250, -123.27998. Nearest road: Doty Street.

What rocks and minerals can you find at Doty?+

Doty is reported to produce Agate, Carnelian, Chalcedony, Geode, Jasper, Petrified Wood.

Is collecting allowed at Doty?+

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. Always confirm current rules with the managing agency before a trip.

What tools should I bring to Doty?+

Bring a crack hammer, a chisel, safety glasses, and a bucket. Candidates are rounder and lighter than solid rock; a soil pipe cutter opens them cleaner than a flat smash.

When is the best time to visit Doty?+

Doty is workable year-round.

How do I get to Doty?+

Open the directions link to navigate to 46.64250, -123.27998 in Google Maps. The nearest road is Doty Street.

More rockhounding in Washington

See all 92 Washington spots →

Open Doty on the map

Use the RockHoundR app for live land overlays, weather, geology, directions, and saved finds.