Australian Boulder Opal 4mm Cube Faceted - 15-16 Inch Shape_Collar with inclusions of white to

with inclusions of white to colorless translucent or transparent

It is said to bring strength

the result was glass permeated with thousands of tiny metallic sparkles

and it is the official birthstone of that month

Australian Boulder Opal 4mm Cube Faceted - 15-16 Inch Shape_Collar with inclusions of white toBoulder 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.