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Montana

Yellowstone River (Forsyth/Miles City), MT

Mineral locality Source-confirmed findsGray area
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What you could find

Reported finds from this ground.

Agates and jasperAgates and jasper

Photos via Wikimedia Commons: Teerui (Public domain).

Why this spot

Rockhounding locality: river gravels carrying Montana (moss) agate

Classic source of Montana moss agate along the lower Yellowstone, extensively documented in guides.View source →

Before you go

Hazards noted for this site.

River currentsPrivate-land trespass risk

Keep exploring nearby

More spots in this area.

Check access and collecting rules for each site.
Miles City, MT: Yellowstone and Tongue River cattle and steamboat town15 km away · Riverbank
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Yellowstone River MT: moss agate26 km away · Agate beach or gravel
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Forsyth, MT: Yellowstone River rail and shipping town64 km away · Riverbank
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Yellowstone River (Terry / Glendive) Montana agate71 km away · Agate beach or gravel
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