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
Austria, Mexico, China
Yellow
Colorless, Yellow, Brownish, Red, Violet, Blue, gray
Scorpio, Libra, Virgo, Scorpio, Libra, Virgo, Scorpio
Not Available