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
Australia, Southern and central Africa, green, brown, Australia, France, green, brown, Australia, France
Yellow
Green, Colorless, gray, Yellow, White
Scorpio, Libra, Virgo, Scorpio, Libra, Virgo, Scorpio
Libra