USA, Madagascar, India, Sri Lanka, Burma, Australia, Italy, Brazil
Russia, Southern and central Africa, Color: green, yellowish green, Hardness: 6.5, Refractive index: 1.88 1.89, Density: 3.82 3.85, Chemical composition: Ca3Fe2(SiO4)3, Crystal structure: isometric, Origins: Russia, Namibia
Blue, Green, Brownish, Greenish, Colorless, gray
Green, Red, Green, orange