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New Hampshire

Ruggles Mine

Mineral locality Documented siteGray area

What you could find

Reported finds from this ground.

Crystals and mineralsCrystals and minerals

Also reported: Mica books, uraninite and columbite.

Photos via Wikimedia Commons: Stephanie Clifford from Arlington, VA, USA (CC BY 2.0).

Why this spot

Grafton granitic pegmatite

One of the oldest mica mines in the country, opened 1803.

Keep exploring nearby

More spots in this area.

Check access and collecting rules for each site.