SKU: 78302551557
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This species of ammonites is characterized by its ribbed shells and white exterior
what is known as modern-day Utah was covered in a shallow sea and rivers
Each one is different
They are related to the more popular ammonite
This specimen is actually a unique formation of purple amethyst that can also contain hues of blue
Black Onyx Ring - Sterling Silver This species of ammonites isThis ring features a wide shank with a unique geometric design. Size: 11 Stone Size: 15 x 20 mm Black Onyx is a variety of silicate minerals similar to agate. The primary difference is the formation of the chalcedony bands. Agates show curved banding while onyx shows parallel banding. The word onyx comes from the ancient Greek word "" meaning claw. The uses of onyx for jewelry, tools, and art can be traced back almost 5000 years. Black Onyx is a
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