USA, Mexico
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
Green, Brown, Greenish, Brown, Green, Green, Black
Yellow
Greenish, gray, Greenish, gray
Not Available
Not Available
Scorpio, Libra, Virgo, Scorpio, Libra, Virgo, Scorpio