Great pentagrammic hexecontahedron
= Great pentagrammic hexecontahedron
{wiki=Great_pentagrammic_hexecontahedron}
The Great Pentagrammic Hexecontahedron is a complex geometric shape classified as a non-convex polyhedron. It is part of a larger family of shapes known as polyhedra. Specifically, it is one of the Archimedean duals, sometimes referred to as the "dual polyhedra" of the great icosahedron.