Includes 18 inch cord. To request a 20 or 24 inch cord simply leave a note at checkout. Druzy is the glittering effect of tiny crystals that have formed over the top of a base mineral. Agate belongs to the quartz family, and is a popular stone for both its natural beauty and healing properties.Agate enhances mental function, improves concentration, enhances perception and analytical abilities. It is a soothing and calming gemstone that heals inner anger, anxiety and helps in the strengthening of relationships. Agate instills security and safety.