Great rhombidodecahedron

The great rhombidodecahedron, or gird, is a uniform polyhedron. It consists of 30 squares and 12 decagrams. Two squares and two decagrams meet at each vertex..

It is a faceting of the great dodecicosidodecahedron, using its 12 decagrams along with the 30 squares of the quasirhombicosidodecahedron.