Australian Boulder Opal 8-9mm Round Necklace - 15-16 Inch 15-22mm sometimes brecciated patterns

sometimes brecciated patterns

It has been mistaken for ruby and sapphire at times

ochre browns and deep greens

pink and mauve

Australian Boulder Opal 8-9mm Round Necklace - 15-16 Inch 15-22mm sometimes brecciated patternsBoulder Opal is a golden brown to dark brown stone, displaying these colors in patterns of parallel bands. It is considered a precious Opal, and forms within a host rock such as ironstone or sandstone. Boulder Opal is believed to help with spiritual development, as well as with reconciling conscious and unconscious thought. This gemstone strand comes as a complete necklace including a base metal lobster clasp and 2" extender, but you can cut it and