Like a bright shining orb in the sky, Moonstone is a white color gemstone with healing powers of the moon and the carrier of the yin energy. Moonstone belongs to the family of minerals named feldspar and has an amazing play of light called adularescence. Moonstone has a pearly opalescent look and comes in blue, white, peach, and grey shades. They also have a rainbow moonstone primarily found in India and Sri Lanka.