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New York

Ace of Diamonds Mine, NY

Gem locality Source-confirmed findsLegal to collect
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What you could find

Reported finds from this ground.

Crystals and mineralsCrystals and minerals

Also reported: dolomite.

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

Why this spot

Rockhounding locality: Herkimer quartz in Little Falls Dolostone vugs

Established fee-dig mine in Middleville adjacent to the Herkimer Diamond Mine, widely documented.View source →

Before you go

Hazards noted for this site.

Sharp rockHammering chips, quarry walls

Keep exploring nearby

More spots in this area.

Check access and collecting rules for each site.
Herkimer Diamond Mine, NY0 km away · Gem locality
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Ace of Diamonds Mine0 km away · Crystal locality
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Herkimer Diamond Mines KOA1 km away · Crystal locality
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Ace of Diamonds Mine, Middleville NY1 km away · Crystal locality
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