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
Ethiopia, Mexico, Honduras, Guatemala, Brazil, USA, Canada, Madagascar, Tanzania, Czech, Slovakia
Scorpio, Libra, Virgo, Scorpio, Libra, Virgo, Scorpio
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