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, Brazil, Kenya, Tanzania, Madagascar, Burma, Afghanistan
Yellow
Violet, White, gray, Brown, pink, Yellow
Scorpio, Libra, Virgo, Scorpio, Libra, Virgo, Scorpio
Not Available