Australian Boulder Opal 6mm Round - 15-16 Inch Origin_Pakistan stalactites

stalactites

its brilliant color comes from the presence of very small inclusions of Nickel compounds

Larimar is a translucent blue

This Fire Opal contains both Opal and the rhyolitic host material in which it is formed

The Peruvian material has a lighter tone of Pink than deposits found in other parts of North and South America

Australian Boulder Opal 6mm Round - 15-16 Inch Origin_Pakistan stalactitesBoulder 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.