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Oregon

Whistler Springs Thunderegg Beds

Agate beach or gravel Documented siteLegal to collect

What you could find

Reported finds from this ground.

GeodesGeodes
Agates and jasperAgates and jasper

Photos via Wikimedia Commons: W.carter (CC BY-SA 4.0), Teerui (Public domain).

Why this spot

Miocene

Ochoco NF collecting area northeast of Prineville.

Keep exploring nearby

More spots in this area.

Check access and collecting rules for each site.