Round shaped gray and brown semi precious gemstone Cotham Marble fossil designer stone cabochon 39 mm in diameter and 5 mm thick.
It has a tiny soft, rough spot on the edge.
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 can help increase accomplishments in the area of business and add excellence to one's environment. They also aid one in being open to change and new ideas.