Blue Calcite has properties that are believed to possess double powers, making this a great stone in magical practices. Blue Calcite may assist in healing, protection from other peoples thoughts, headaches, throat chakra, and helps calm stress. Sold by approximate weight – not stone size or count. 11 – 13 stones. 1″ x 1 1/2″ – 1 1/4″ x 2 3/8″ From Mexico.