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
Canada, Russia
Yellow
Black, Green, Black, Green, Black, Green, gray, Black, Green, gray
Not Available
Not Available, Not Available, gray, Green
Scorpio, Libra, Virgo, Scorpio, Libra, Virgo, Scorpio
Not Available