Face of a Gorgon on a Silver Stater of Neapolis (Macedon) by Ancient Art on Flickr.

MACEDON, Neapolis. Circa 500-480 BC. AR(silver) Stater (9.94 g). Facing gorgoneion with protruding tongue / Rough quadripartite incuse square of swastika design. Near EF, toned, minor edge split.