Oval shaped gray and brown semi precious gemstone Cotham Marble fossil designer stone cabochon 45 mm by 25 mm and 4.5 mm thick.
Cotham Marble is a fossil or a stromatolite.
Stromatolites are the oldest known fossils, dating back more than 3 billion years.
This fossil gemstone material came from southwest England.
It is actually a limestone. It is from the Triassic period and is about 220 million years old.
Metaphysical Properties: Fossils are said to help increase accomplishments in the area of business and add excellence to one's environment. It is also believed they aid one in being open to change and new ideas.