Unnamed Location (Allanite): Allanite Rockhounding in San Diego County, California

Updated June 2026

Unnamed Location (Allanite) is a mapped rockhounding spot in San Diego County, California. Reported finds include allanite. Below: coordinates, access notes, nearby spots, and trip-planning links.

Quick details

Access: Public area
County: San Diego County
State: California
Nearest road: Jeremy Way
Postcode: 92059
Coordinates: 33.38637, -117.10412

Geology at Unnamed Location (Allanite)

This spot sits on ground mapped as Granodiorite of Rainbow that formed roughly 145 to 66 million years ago. Plutonic rock like this weathers slowly into grus and boulders, and the most productive collecting is typically in weathered zones and drainages.

Mapped unit: Granodiorite of Rainbow
Age: 145–66 Ma (Cretaceous)
Elevation: 960 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 Unnamed Location (Allanite)

Conditions here are workable year-round, with typical highs from 68°F in winter to 88°F in summer.

Climate normals: NOAA 1991-2020 monthlies, FALLBROOK 5 NE station (6 mi away), adjusted for elevation.

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

BLM California — Recreational mineral collecting
California Geological Survey
CDFW — Suction Dredge Mining Permit Program
Community submissions reviewed against published agency rules

Found at Unnamed Location (Allanite)

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

Allanite

Nearby rockhounding spots

Other rockhounding spots within driving distance of Unnamed Location (Allanite).

Unnamed Location (Allanite) FAQ

Where is Unnamed Location (Allanite)?+

Unnamed Location (Allanite) is in San Diego County, California, at 33.38637, -117.10412. Nearest road: Jeremy Way.

What rocks and minerals can you find at Unnamed Location (Allanite)?+

Unnamed Location (Allanite) is reported to produce Allanite.

Is collecting allowed at Unnamed Location (Allanite)?+

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 Unnamed Location (Allanite)?+

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 Unnamed Location (Allanite)?+

Unnamed Location (Allanite) is workable year-round.

How do I get to Unnamed Location (Allanite)?+

Open the directions link to navigate to 33.38637, -117.10412 in Google Maps. The nearest road is Jeremy Way.

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Open Unnamed Location (Allanite) on the map

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