Australian Boulder Opal 4mm Faceted Round - 15-16 Inch New Banded Rounds a mineral of the Quartz

a mineral of the Quartz family

The color of Green Aventurine comes from Fushite particles within the quartz

as well as grays

It was named from the Latin "Thule" - which was a term used by ancient Greeks and Romans to refer to the then-little-known lands to the north or present day Scandinavia

” Due to this variety of colors

Australian Boulder Opal 4mm Faceted Round - 15-16 Inch New Banded Rounds a mineral of the QuartzBoulder 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.