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Ontario
Mamainse Point copper occurrences
Mineral locality Documented siteGray area
What you could find
Reported finds from this ground.
Nails and fittings
Agates and jasperAlso reported: epidote, zeolites.
Photos via Wikimedia Commons: North Lincolnshire Museum, Martin Foreman, (CC BY 2.0), Teerui (Public domain).
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Why this spot
Keweenawan basalt flows on Superior's east shore with native copper worked sporadically since the 1840s
Documented occurrence belt in Precambrian copper literature.
Before you go
Hazards noted for this site.
surf, remote shore
Keep exploring nearby
More spots in this area.