Rhombic dodecahedron
Videos
In geometry, the rhombic dodecahedron is a convex polyhedron with 12 congruent rhombic faces. It has 24 edges, and 14 vertices of 2 types. It is a Catalan solid, and the dual polyhedron of the cuboctahedron.
A garnet crystal
Image: Rhombicdodecahedron
Image: Modell, Kristallform Deltoiddodekaeders Krantz (2)