Moonstone ~ Extra Large £2.95 Quantity: at £2.95 each 5 in stock. Moonstone A beautiful iridescent form of Feldspar which is popular in jewellery. Claimed to promote long life, happiness and loyalty to the wearer. Birthstone: Cancer Energy: Receptive Planet: Moon Element: Water Deities: Diana, Selene, Isis, all lunar goddesses Powers: Love, divination, psychism, sleep, gardening, protection, youth, dieting. The moonstone is intimately connected with the Moon in magical lore. Wear or carry a moonstone to bring love into your life. Moonstone beads or pendants are worn during divinatory acts and produce psychism in general.