USA, Zambia, Madagascar, India, Sri Lanka, Russia, Australia, Color: violet, purple-violet, Hardness: 7, Refractive index: 1.54 1.55, Density: 2.65 2.66, Chemical composition: SiO2, Crystal structure: hexagonal, Lustre: vitreous, Origins: Widespread; main sources are Brazil, Uruguay, Bolivia, Argentina, USA, East Africa, Zambia, Namibia, Madagascar, India, Sri Lanka, Russia, Brazil, Uruguay, Bolivia, Argentina, Australia, Brazil, Uruguay, Bolivia, Argentina, Australia
Tanzania, Kenya, Madagascar, Cambodia, Sri Lanka, Burma, Thailand, Vietnam, Australia
Violet, White, Colorless, Blue, Red, Green, Yellow, pink, Violet, pink
Blue, Green, Yellow, Brown, White, Colorless, Blue, Red, Green, Yellow, pink, Yellow, Red, Brown, Green, Blue, Reddish, gray
Pisces, Scorpio, Sagittarius, Pisces, Scorpio, Sagittarius, Pisces, Scorpio, Sagittarius
Sagittarius, Virgo, Sagittarius, Virgo, Sagittarius, Virgo