USA, Mexico, Brazil, Switzerland, Sri Lanka, Burma, Madagascar, Color: colorless, light yellow, light pink, Hardness: 7, Refractive index: 1.63 1.64, Density: 2.98 3.03, Chemical composition: Ca(B2Si2O8), Crystal structure: orthorhombic, Origins: USA, Mexico, Brazil, Germany, Switzerland, Sri Lanka, Burma, Madagascar, Japan. Colorless danburites are common, with light pink or yellowish stones being more rare and expensive. Only eye clean pieces are valuable.
Russia, green, violet, Yellow, blue, green, violet, Yellow, blue
Yellow, Brown, Colorless, White, gray, Brownish, Yellow
Black, Violet, Blue, Green
Not Available
Gemini, Virgo, Gemini, Virgo, Gemini, Virgo