USA
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
Brown, Red, Black, Brownish
Yellow
Reddish, Brown, Reddish, Brown
Not Available
Not Available
Scorpio, Libra, Virgo, Scorpio, Libra, Virgo, Scorpio