Golden Sunstone 10mm Round - 15-16 Inch Flash Sale - Lava Fire Opal is a transparent

Fire Opal is a transparent or translucent stone named for the vivid red

but those varieties are transparent

Many stones in the Russian crown jewels from the 17th century which were thought to be rubies are actually red Tourmaline

as well as the amount of patterning

Golden Sunstone 10mm Round - 15-16 Inch Flash Sale - Lava Fire Opal is a transparentSunstone, 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.