Herkimer Diamond Mines
Break open dolostone in the open surface mines with a hammer to free doubly terminated quartz crystals, or screen a purchased bag at the sluice station.
La visite
Pourquoi cela vaut le détour
Cracking rock to reveal a fully formed crystal makes the link between host rock and finished gem material immediate rather than theoretical.
Avant de partir
The site states that everything you find is yours to keep, that no reservations are needed, and that admission includes an all-day prospecting ticket, collection bags and use of a rock hammer. Closed-toe shoes are required, eye protection is recommended, children aged 4 and under are not given tools, and tools over 12 lbs and powered equipment are not allowed.
Extrait de herkimerdiamond.com, à lire sur 16 août 2026.
Les horaires d'ouverture, les périodes d'ouverture et les tarifs sont susceptibles de changer, et nous ne sommes pas l'organisateur. Veuillez vous renseigner directement auprès du site avant de vous y rendre. Nous ne percevons aucune commission sur les visites.