- Molecular vs. non-molecular solids
- X-ray diffraction
- Unit cell
- Crystal systems
- Symmetry
- Point group symmetry and translational symmetry
- Crystal classes
- Lattice
- Lattice types
- Bravais lattices
- Space groups
- Structural databases
Inorganic Crystal Structure Database (ICSD)
- Crystallography Open Database (COD)
- Cambridge Structural Database (CSD)
- Visualization of crystal structures
- VESTA
- Jmol