Blue Chalcedony (Marbled) 6mm Round 15-16 Inch

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Description

Blue Chalcedony (Marbled) 6mm Round 15-16 InchBlue 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.

The first rough material was offered for sale in Tucson in 2011 and is now regularly mined at the remote deposit site in Sonora

Famous malachite mines in the Ural mountains of Russia once produced 20 to ton blocks of the stone

and Rutile as well

This Lapis has been treated to enhance the blue color

until the 17th century Crystal Quartz was believed to be permanently frozen water

light gray or black

The best available information indicates that the stone is a type of Dolomite that has been altered by volcanic activity

ranging in color from pale yellow to golden yellow

creating a unique "marbled" look

The blue color

Tourmaline occurs in nearly every color in the rainbow and its name derives from “turmali

It occurs with wave-like bands of charcoal gray