Australian Boulder Opal Faceted 3mm Round - 15-16 Inch featured_09252025 Black Opal is a naturally

Black Opal is a naturally occurring variety of precious opal mined in Australia

Prehnite is translucent to transparent

According to Norse legend

Note: Our 8-inch line of Lapis has had its color enhanced by dyeing

This stone has not been dyed or enhanced in any way

Australian Boulder Opal Faceted 3mm Round - 15-16 Inch featured_09252025 Black Opal is a naturallyBoulder 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.