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, Brazil
Yellow
Brown, Red, Red, Yellow, Brown, Violet
Scorpio, Libra, Virgo, Scorpio, Libra, Virgo, Scorpio
Not Available