Chalcedony (Marbled) 16mm Puff Coin - 15-16 Inch Fancy Moonstone is a Feldspar mineral

Moonstone is a Feldspar mineral that was used in Roman jewelry nearly 2

Fancy Jasper

Bird’s Eye Rhyolite is named for its circular color formations of deep reds

any color of the rainbow

It is also one of the hardest

Chalcedony (Marbled) 16mm Puff Coin - 15-16 Inch Fancy Moonstone is a Feldspar mineralBlue 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. These strands were cut into beads with some of the material the Chalcedony was mined out of remaining, creating a unique "marbled" look.