Australian Boulder Opal 5-6mm Round Necklace - 15-16 Inch hps_02262026 It is commonly found in

It is commonly found in the weathering of primary iron minerals and in iron ore deposits

newly discovered mineral from Indonesia that is an accidental byproduct of industrial smelting and is believed to be leftover slate from a gold mine

Due to its complex crystal structure and limited rough suitable for cutting

These inclusions are chromite

Australian Boulder Opal 5-6mm Round Necklace - 15-16 Inch hps_02262026 It is commonly found inBoulder 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. This gemstone strand comes as a complete necklace including a base metal lobster clasp and 2" extender, but you can cut it and