Herkimer Diamond Nuggets Size between 3-5mm. Approx 16 inch strand Herkimer Diamonds get their name from where they were first discovered in Herkimer county in New York state, they are in fact not diamonds but a type of quartz. They are quite unusual because they are naturally double-terminated meaning they have 16 sides. The double terminated crystal means it has what people call the “laser effect” increasing your focus and clarity.
