Bicolor Sunstone 8mm Round - 15-16 Inch a grade It is a variety of

It is a variety of the mineral corundum

whose name is derived from the Greek word for Rose

most crystals are translucent

its coloring is the result of the chemical reaction that occurs when copper is introduced to water

is a deep blue metamorphic rock used as a semi-precious stone that has been prized since antiquity for its intense color

Bicolor Sunstone 8mm Round - 15-16 Inch a grade It is a variety ofSunstone, a variety of Feldspar, is aptly named for its shades of gold, orange, red and brown, as well as its iridescent sparkle. As the stone catches the light, inclusions of Goethite or Hematite refract the light between the layers of the crystal, producing the effect of the stone seeming to shine from within.