Dimensions : 2.5" x 1.5" Weight 2.7oz. Speciman Herkimer Diamond is a Seeker Transfomer crystal. Seekers contain the crystal energy structure that aligns the natural energy of the crystal to the natural power of the human mind to find a way to new horizons and new capabilities. They're pointers, directors, and compasses; the fresh start crystals. These are talismans of the scientist, the adventurer, the hunter, wanderer, and explorer. They're also crystals of the student and the researcher. Transformer crystals enhance efforts to change our situations, prospects, health, outlook or relationships. By transforming ourselves we transform our lives. We learn to dance, speak a new language, grow stronger, or become a better spouse or child. Seeker crystals with the earth power of the Transformer are excellent talismans to aid our efforts to grow, develop new capabilities and change our lives. You really should research this stone. We have additional information under Crystal Properties. It is by far the most amazing stone I know of .