Buy a Plaster Statue with green patina, represanting the King of Sparta Leonidas with his spear and shield .Leonidas, (died 480 BC, Thermopylae, Locris [Greece]), Spartan king whose stand against the invading Persian army at the pass of Thermopylae in central Greece is one of the enduring tales of Greek heroism, This staues was made by Casting hard plaster. The production of plaster casts has ancient origins and is closely connected to the techniques of sculpture. Plaster is applied to create a mould or cast of the original. This mould is then removed and fresh plaster is poured into it, creating a copy in plaster of the original