You can only source grape agate from a very small area of Indonesia. The area itself is called the Mamuju area of the western Sulawesi coast. Because of this, the crystal is quite rare and hard to come by.
It transforms negative energy into positive energy. 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.