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
Italy
Yellow
Green, Green, gray, Brown, Black
Not Available
Greenish, White, Greenish, White
Scorpio, Libra, Virgo, Scorpio, Libra, Virgo, Scorpio
Not Available