QuartzNY
Ace Of Diamonds Mine
A popular Herkimer County fee mine where visitors break dolomite matrix to extract brilliant quartz crystal clusters.
View detailsQuartz & Crystals rockhounding sites in New York
Quartz veins, crystal pockets, and pegmatite sites — from Herkimer diamonds to Arkansas clear quartz.
6 quartz & crystals destinations in New York.
Central New York Herkimer “diamond” digs are the flagship crystal experience in the state. Compare mines in our Herkimer guide, then sort fee digs with crystal mining near me. Sort live from your phone with Crystal mining near me (GPS), or browse all U.S. quartz & crystals rockhounding sites and the New York state page.
Guides & hubs: Herkimer mines guide · Near Herkimer, NY · Pay-to-dig sites map · Herkimer diamond mines — Ace of Diamonds vs fee digs · Gem mining near me — crystal fee dig map
Quartz & Crystals collecting in New York
Quartz veins, crystal pockets, and pegmatite sites — from Herkimer diamonds to Arkansas clear quartz.
We currently document 6 quartz & crystals collecting sites in New York. Each listing includes original descriptions, visitor notes, and last-updated dates when available.
What to know before you collect
Quartz & Crystals destinations in New York vary widely in access, season, and legality. Some are official recreation areas; others are informal gravel bars. Read the access and safety sections on each listing — never assume collecting is allowed without checking current signage.
For trip planning beyond this filter, browse the full New York state page, our guides, or use near me to sort by distance from your location.
QuartzNY
Crystal Grove Diamond Mine
Crystal Grove Diamond Mine is a documented mineral occurrence near NY. Reported specimens include Herkimer Diamonds (Quartz Crystals). Verify land access and collecting rules before visiting.
View detailsQuartzNY
Herkimer Diamond Mines
World-famous doubly terminated quartz crystals called Herkimer diamonds occur in dolomite vugs of the Mohawk Valley near Herkimer.
View detailsQuartzNY
Mill Pond
Mill Pond is a documented mineral occurrence near NY. Reported specimens include Rose Quartz. Verify land access and collecting rules before visiting.
View detailsQuartzNY
Pillar Point
Pillar Point is a documented mineral occurrence near NY. Reported specimens include Barite crystals. Verify land access and collecting rules before visiting.
View detailsQuartzNY
Treasure Mountain Mine
Treasure Mountain Mine is a documented mineral occurrence near NY. Reported specimens include Quartz, Fluorite, Calcite, Galena. Verify land access and collecting rules before visiting.
View details