Australia, Canada, Italy, Kazakhstan, Russia, Switzerland, Turkey, USA, Guatemala
Russia, Brazil, Tanzania, Madagascar, Zambia, Sri Lanka, Burma, India, Color: color change, from bluish green (daylight) to purple, red or brown (incandescent light), Hardness: 8, Refractive index: 1.74 1.77, Density: 3.68 3.80, Chemical composition: BeAl2O4, Crystal structure: orthorhombic, Origins: Russia, Brazil, Tanzania, Madagascar, Zambia, Sri Lanka, Burma
Pisces, Libra, Gemini, Taurus, Aries, Pisces, Libra, Gemini, Taurus, Aries, Pisces, Libra, Gemini, Taurus, Aries
Scorpio
Translucent, Translucent to opaque
Transparent, Transparent to nearly opaque