A brilliant variety of oligoclase (a type of feldspar) flecked with minute scales of haematite. The colour range includes grey, green, yellow, brown, orange, pink, peach and red. It usually shows brilliant reflections due to inclusions of haematite or goethite. Some material, e.g. from Oregon USA, has inclusions so fine that the stone is clean enough to facet. More commonly most material from India and Tanzania is opaque with various degrees of orange to red shimmer. In ancient Greece sunstone was thought to represent the sun god, bringing abundance to those who carried or wore it. It was often used as an ornament on goblets and plates and was believed to counteract the effects of poison and enhance strength. In ancient India, it was believed to give protection from the destructive forces of other realms. it was also used by the ancients in the treatment of rheumatism.. one sat in the sun surrounded by a circle of sunstones to achieve relief. Sunstone has been used by the Canadian Indians in rituals of the “medicine wheel” and it has been reported that in these ceremonies during contact with the spirit guides, the stone has emitted a golden glow. It has also been used to moderate fearfulness, reduce stress, enhance vitality and encourage independence and originality. In healing, sunstone has been found useful in the treatment of chronic sore throats, stomach tension and ulcers. it has been helpful in treating cartilage problems suffered by athletes and aching feet and spinal problems have been relieved by physical contact with a large specimen.