Explore / North America / New York
New York
Herkimer Diamond Mine, NY
Gem locality Source-confirmed findsLegal to collect
What you could find
Reported finds from this ground.
Crystals and mineralsAlso reported: dolomite, anthraxolite.
Photos via Wikimedia Commons: Stephanie Clifford from Arlington, VA, USA (CC BY 2.0).
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Why this spot
Rockhounding locality: doubly-terminated quartz in Cambrian Little Falls Dolostone
Long-running commercial fee-dig operation on Route 28, extensively documented on mindat and in guides.View source →
Before you go
Hazards noted for this site.
Sharp dolostoneHammer/chisel flying chips
Keep exploring nearby
More spots in this area.