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
Afghanistan, Southern and central Africa
Yellow
Grey, White, Colorless, gray, Pale pink, Blue
Scorpio, Libra, Virgo, Scorpio, Libra, Virgo, Scorpio
Not Available