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