Transparent Opal Cut 5:51ct. Made in the Urals

Pure and very transparent opal. Without impregnation and other refinement, the raw material was with the rock and it was clear from the rock (loose) that the stone was not impregnated. An interesting stone turned out, depending on the lighting, the shades change from yellowish to bluish, although the opal itself is colorless. Sometimes red lights appear. This is due to the colored highlights (glow) of the rainbow opal, which is usually translucent.

• Brand: Colored stones of the Far Abroad