Russia, green, violet, Yellow, blue, green, violet, Yellow, blue
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
Black, Violet, Blue, Green
Yellow
Gemini, Virgo, Gemini, Virgo, Gemini, Virgo
Scorpio, Libra, Virgo, Scorpio, Libra, Virgo, Scorpio