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
Mexico
Yellow
Red, Brown, Yellow, Grey, Colorless, Brownish
Scorpio, Libra, Virgo, Scorpio, Libra, Virgo, Scorpio
Not Available