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
Southern and central Africa, violet, blue, violet, blue
Green
Blue, Violet, Brown, White, Blue, Brown, Violet, Greenish, pink
Scorpio
Leo, Sagittarius, Leo, Sagittarius, Leo, Sagittarius