Australian Boulder Opal 6-14mm Graduated Coin Necklace - 15-16 Inch Brown They are all varieties of

They are all varieties of the mineral corundum

and beads per strand counts may vary slightly from what is listed

Madagascar Agate is said to be the Emotional Release

Picture Jasper is a form of brown Jasper characterized by its unique banding and flow patterns created by petrified or silicate mud and occasional dendritic inclusions

It's a beautiful specimen

Australian Boulder Opal 6-14mm Graduated Coin Necklace - 15-16 Inch Brown They are all varieties ofBoulder 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