Petrified Palm Root 18x30-25x40mm Marquise Beads - 15-16 Inch Gem Silica Small Sonoran Mountain Turquoise is a

Sonoran Mountain Turquoise is a high-quality turquoise variety mined in Sonora

and comes in a range of other colors

earrings or in smaller groups within a design

olive green and gray-green

one of the first fluorescent minerals ever studied

Petrified Palm Root 18x30-25x40mm Marquise Beads - 15-16 Inch Gem Silica Small Sonoran Mountain Turquoise is aPetrified Wood Agate is formed from the petrifaction process of primeval trees over the course of many years. Petrification occurs when the wood is covered by sedimentary rock, as waters loosen and decompose the organic elements and replace them with silicate substances, while maintaining the wood's original structure. Preservation is enabled by a lack of oxygen.