Shungite Sphere Sea Biscuit These coral colonies lived in

These coral colonies lived in a shallow sea that covered what is now the Great Lakes area during Devonian time

as each is unique

creating a unique chatoyant effect (a silky

Over millions of years

Calcite is a very abundant mineral found mostly in sedimentary and igneous rocks

Shungite Sphere Sea Biscuit These coral colonies lived inShungite is a combination of amorphous graphite, crystalline silicate, and other minerals. These pieces are polished into a sphere shape. You will receive one piece selected from our current stock. All pieces are of similar size and quality. Average Dimensions: 1. 8 L x 1. 8 W x 2. 0 H inches Average Weight: 0. 4 pounds