Green Chalcedony 4mm Round - 15-16 Inch rqtz-spe-str Quartz is the most common

Quartz is the most common mineral found on the face of the earth and occurs in all environments and all rock types - sedimentary

Approximate Hole Diameter: 2mm

pink and golden mottling and spots within the primarily black stone

This stone is a combination of two very similar materials: Azurite is a deep blue mineral produced by weathered copper ore deposits

Green Chalcedony 4mm Round - 15-16 Inch rqtz-spe-str Quartz is the most commonBlue Chalcedony is a naturally occurring soft blue translucent stone. It is a member of the Quartz family, a form of silica with a cryptocrystalline structure that incorporates Moganite along with the Quartz. Known in antiquity as the Speakers Stone, it is believed to have been worn Cicero, the great Roman orator.