Sardonyx 8mm Energy Prism Faceted - 15-16 Inch Stone Type_Porcelain Jasper its coloring is the result

its coloring is the result of the chemical reaction that occurs when copper is introduced to water

a mineralogist and jeweler

Orthoceras was an ancient mollusk that lived over 370 million years ago

The addition of the rhodium plating not only protects these from oxidation but also highlights the Widmanstätten pattern

or some degree of pink in between

Sardonyx 8mm Energy Prism Faceted - 15-16 Inch Stone Type_Porcelain Jasper its coloring is the resultSardonyx has a Sard base, typically of brown or black, with bands of white Onyx running through it. Sard is not Onyx, but rather a dark variety of Carnelian. Sardonyx is sometimes treated to bring out its reddish tones. It is believed by some to improve memory and increase analytical skills.