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Smith River Gravels: Diamond Rockhounding in Del Norte County, California

Updated June 2026

Smith River Gravels is a mapped rockhounding spot in Del Norte County, California. Reported finds include diamond. Below: coordinates, access notes, nearby spots, and trip-planning links.

Map showing Smith River Gravels in Del Norte County, California

Quick details

Access
Public area
Nearest road
Bailey Road
Postcode
95538

Geology at Smith River Gravels

This spot sits on alluvium and marine deposits, mapped as coarse alluvium that formed within roughly the last 5 million years. Loose deposits like these are float-collecting ground: erosion keeps moving durable rocks and minerals into gravel bars, cutbanks, and washes.

Mapped unit
alluvium and marine deposits
Age
5 Ma to present (Pliocene to Holocene)
Rock types
coarse alluvium
Elevation
10 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 Smith River Gravels

Conditions here are workable year-round, with typical highs from 54°F in winter to 66°F in summer.

Climate normals: NOAA 1991-2020 monthlies, CRESCENT CITY 3 NNW station (8 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:

Found at Smith River Gravels

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 Smith River Gravels.

Across the state line from Smith River Gravels

Smith River Gravels 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.

Smith River Gravels FAQ

Where is Smith River Gravels?+
Smith River Gravels is in Del Norte County, California, at 41.90183, -124.15912. Nearest road: Bailey Road.
What rocks and minerals can you find at Smith River Gravels?+
Smith River Gravels is reported to produce Diamond.
Is collecting allowed at Smith River Gravels?+
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 Smith River Gravels?+
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 Smith River Gravels?+
Smith River Gravels is workable year-round.
How do I get to Smith River Gravels?+
Open the directions link to navigate to 41.90183, -124.15912 in Google Maps. The nearest road is Bailey Road.

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