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
Afghanistan, Australia, India, blue, green, blue, green
Scorpio, Libra, Virgo, Scorpio, Libra, Virgo, Scorpio
Sagittarius, Pisces, Aquarius, Sagittarius, Pisces, Aquarius, Sagittarius, Pisces, Aquarius
Not Available
Conchoidal, ConchoidalArthur Thomas, Gemstones (2009), Brittle