Herkimer Diamonds
Herkimer Diamonds are not actually diamonds, but quartz crystals discovered within exposed outcrops of dolomite in and around Herkimer County, New York. The "diamond" in their name is due to both their clarity and naturally faceted crystals.
Herkimer Quartz "Diamonds" are an exceptional healing crystal and are regarded as the most powerful of all quartz crystals. The are used in meditations and dream therapies.
These crystals are activators of the Crown (Sahasrara) and Third Eye (Ajna) Chakras,