Australian Boulder Opal 4mm Round - 15-16 Inch Stone Type_Turritella Agate currently believed to be due

currently believed to be due to the presence of a copper-based mineral such as Malachite or Azurite

Jasper was also considered a “rain bringer” by Native American cultures

depositing copper and other elements that gradually develop into turquoise

The name derives from the Greek word for “not intoxicated” and was once believed to prevent drunkenness and overindulgence

Botswana Agate was formed nearly 187 million years ago by lava flowing in waves from long faults in the earth

Australian Boulder Opal 4mm Round - 15-16 Inch Stone Type_Turritella Agate currently believed to be dueBoulder 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.