Octahedron. Platonic figure of 8 triangles.
Geometric model of the element Air. One of the platonic solids. Made in wood with antiqued finish.
Plato postulated the creation of the Universe on the geometrical basis of 5 elements, 5 regular polyhedra that correspond to the elements. They are also known as Platonic bodies, cosmic bodies, Pythagorean solids, perfect solids, Plato’s polyhedra.
The Platonic solids are: The cube or hexahedron (Earth), the icosahedron (water), the octahedron (air), the tetrahedron (fire) and the dodecahedron (ether or universe).