The Great icosihemidodecacron, often referred to as a "great icosihemidodecahedron," is a complex geometric shape. It belongs to the category of convex polyhedra and is an Archimedean dual of the rhombicosidodecahedron. It is defined as a polyhedron with 62 faces consisting of 20 triangles, 30 squares, and 12 regular pentagons.
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