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
Brazil
Yellow
Yellow, Brown, gray, Greenish
Scorpio, Libra, Virgo, Scorpio, Libra, Virgo, Scorpio
Not Available
Not Available
Uneven, Conchoidal, UnevenArthur Thomas, Brittle