Traditionally an earth based material used for pottery & sculpture, and a term used to describe almost any modelling material...

A papercrafts glue, here is the recipe...

Darwi is a brand name, they produce a number of clays ans pastes used for sculpture and repair applications...

Clay recipe included. An easy to make sculptural clay, dries super hard and can be sanded, great kids craft, and can also be used for sculptural arts too...

A term often used when referring to copper and bronze sculptures, in particular antique ones...