Australian Boulder Opal 4mm Round - 15-16 Inch Diamond Cut Rondelle A Grade This is an economy tool

This is an economy tool kit that has all the tools necessary for hobby and craft uses

The mineral is named for the place where it is principally found

ranging in color from pale yellow to golden yellow

It's soft chatoyancy is reminscent of the moon's light

Australian Boulder Opal 4mm Round - 15-16 Inch Diamond Cut Rondelle A Grade This is an economy toolBoulder 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.