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California

Gem Hill, Rosamond CA

Agate and chalcedony

Agate beach or gravel Documented siteLegal to collect
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What you could find

Reported finds from this ground.

Agates and jasperAgates and jasper
OpalOpal
Petrified woodPetrified wood

Photos via Wikimedia Commons: Teerui (Public domain), Dpulitzer (CC BY-SA 4.0), Jon Sullivan (Public domain).

Why this spot

Rockhounding locality: classic Mojave field in the Rosamond Hills west of Rosamond, a standby of Southern California gem club field trips

Mindat lists Gem Hill agate and chalcedony; Mineralogical Society of Southern California runs documented field trips here

Before you go

Hazards noted for this site.

Rough dirt roadsAbandoned prospect pits, rattlesnakes in warm months, no shade or water

Keep exploring nearby

More spots in this area.

Check access and collecting rules for each site.
Horse Canyon agate, Tehachapi26 km away · Agate beach or gravel
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Tick Canyon howlite, Agua Dulce44 km away · Mineral locality
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Castle Butte, California City45 km away · Agate beach or gravel
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Llano del Rio socialist colony ruins57 km away · Ghost town
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