Green Chalcedony 8mm Round - 15-16 Inch Kingman known as sheet silicates because

known as sheet silicates because they form in distinct layers

it is found in a pale and earthy green

brown and red bands of color allow the stone to be matched with many other gemstones in designs

The rounds even resemble little Earths

Green Chalcedony 8mm Round - 15-16 Inch Kingman known as sheet silicates becauseBlue 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.