Brazil, Color: bi-color, violet / yellow, Hardness: 7, Refractive index: 1.54 1.55, Density: 2.65 2.66, Chemical composition: SiO2, Crystal structure: hexagonal, Lustre: vitreous, Origins: Brazil, Bolivia, Uruguay. Ametrine is a bi-color variety of quartz, Yellow, Orange, Bolivia, Brazil, India, Yellow, Orange, Bolivia, Brazil, India
Madagascar, Southern and central Africa
Yellow
Grey, Brownish, Blue, Colorless, White, gray, Reddish
Scorpio, Libra, Virgo, Scorpio, Libra, Virgo, Scorpio
Not Available