| Cubic Unit Cells | ||
| Simple Cubic (sc) | Body-centered Cubic (bcc) | Face-centered Cubic (fcc) |
| 1 Lattice Point/Unit Cell | 2 Lattice Points/Unit Cell | 4 Lattice Points/Unit Cell |
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Where r is the radius of the atom and a is the length of a side of the unit cell.
Lattice Points Movies:
Body-centered
Face-centered