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
Southern and central Africa
Yellow
Black, Reddish, gray, Red
Not Available
Black, Brown, Reddish, Red
Scorpio, Libra, Virgo, Scorpio, Libra, Virgo, Scorpio
Aries, Aquarius, Aries, Aquarius, Aries, Aquarius