Clam - Fossil carving Stone Type: Hematite

Stone Type: Hematite

Approximate size of 1 piece: 30mm x 16mm x 12mmApproximate weight of 1 piece: 6g

Era: Upper Cretaceous

I then made a mold around the wax- so that I could later throw molten metal into the mold

Stone Type: Champagne Topaz

Clam - Fossil carving Stone Type: HematiteOrigin: Madagascar Era: Jurassic Cretaceous Geographic Age: 150 mya Description: Bivalves have no head, and they also lack a radula. They include clams, oysters, cockles, mussels, scallops, and numerous others that live in saltwater, as well as some families that live in freshwater. The majority are filter feeders. The gills have evolved into ctenidia, specialized organs for feeding and breathing. Most bivalves bury themselves in sediment, where they