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Agate Area (Klamath River): Agate & Bloodstone Rockhounding in Siskiyou County, California

Public access4 mineralsSiskiyou County, CaliforniaUpdated June 2026
Minerals reported
4
Elevation
3,250 ft
Best months
September to June

Agate Area (Klamath River) is a mapped rockhounding spot in Siskiyou County, California. Reported finds include agate, bloodstone, jasper, petrified wood. Below: coordinates, access notes, nearby spots, and trip-planning links.

Plan your visit

Generally open to casual rockhounding

Nearest road
Yellow Dog Trail

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.

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 Agate Area (Klamath River)

Comfortable months (45 to 90°F highs)

Best months: September to June. Typical highs run 91°F in midsummer and 46°F in midwinter, with winter lows near 24°F.

Climate normals: NOAA 1991-2020 monthlies, COPCO #1 DAM station (4 mi away), adjusted for elevation.

Geology at Agate Area (Klamath River)

This spot sits on Little Butte Volcanics; Roxy Formation; Camp Creek member, mapped as tuff, lapilli tuff, and volcanic breccia that formed roughly 34 to 5 million years ago. Petrified wood typically comes from volcanic ash beds like the ones associated with this ground, where buried forests were slowly replaced by silica.

Mapped unit
Little Butte Volcanics; Roxy Formation; Camp Creek member
Age
34–5 Ma (Oligocene to Miocene)
Rock types
tuff, lapilli tuff, and volcanic breccia
Elevation
3,250 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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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:

Found at Agate Area (Klamath River)

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 Agate Area (Klamath River).

Across the state line from Agate Area (Klamath River)

Agate Area (Klamath River) is close enough to the California border that the next-closest rockhounding spots are in a neighboring state. Worth knowing if you are already on the road.

Agate Area (Klamath River) FAQ

Where is Agate Area (Klamath River)?+
Agate Area (Klamath River) is in Siskiyou County, California, at 42.00089, -122.40175. Nearest road: Yellow Dog Trail.
What rocks and minerals can you find at Agate Area (Klamath River)?+
Agate Area (Klamath River) is reported to produce Agate, Bloodstone, Jasper, Petrified Wood.
Is collecting allowed at Agate Area (Klamath River)?+
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 Agate Area (Klamath River)?+
A rock hammer, sturdy gloves, and a padded bag cover petrified wood hunting. Most pieces are surface float, so walking slopes and washes beats digging.
When is the best time to visit Agate Area (Klamath River)?+
The most comfortable months at Agate Area (Klamath River) are September to June.
How do I get to Agate Area (Klamath River)?+
Open the directions link to navigate to 42.00089, -122.40175 in Google Maps. The nearest road is Yellow Dog Trail.

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