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Michigan

Adventure Mine tailings, Greenland

Mineral locality Documented siteLicence or permit

What you could find

Reported finds from this ground.

Nails and fittingsNails and fittings
Crystals and mineralsCrystals and minerals

Also reported: epidote.

Photos via Wikimedia Commons: North Lincolnshire Museum, Martin Foreman, (CC BY 2.0), Stephanie Clifford from Arlington, VA, USA (CC BY 2.0).

Why this spot

1850s copper mine in the Ontonagon district with tours and rock piles

Known Keweenaw-area attraction with collecting on its dumps.

Before you go

Hazards noted for this site.

sharp rock

Keep exploring nearby

More spots in this area.

Check access and collecting rules for each site.