Simple Cubic
Of all the elements only polonium crystallizes to a simple cubic structure over a limited temperature range.
| Volume of conventional cell | a3 |
| Lattice points per cell | 1 |
| Volume of primitive cell | a3 |
| Lattice points per unit volume | 1/a3 |
| Number of nearest neighbours | 6 |
| Nearest neighbour distance | a |
| Number of second neighbours | 12 |
| Second neighbour distance | 21/2a |
| Packing fraction | 1/6π |
See also: Body Centred Cubic, Face Centred Cubic.
Subjects: Physics