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Nevada, Oregon

Petrified Summit / Virgin Valley opal district, Nevada

Opal field Documented sitePermission required

What you could find

Reported finds from this ground.

OpalOpal

Also reported: Bonanza, Royal Peacock).

Photos via Wikimedia Commons: Dpulitzer (CC BY-SA 4.0).

Why this spot

Miocene

Premier US precious-opal district, Humboldt County.

Keep exploring nearby

More spots in this area.

Check access and collecting rules for each site.