Theme of the Day:

• Laws of Haüy and Bravais
• Miller Indices
• Crystal Zones and Directions

Combining Point and Translational Symmetry

• Law of Haüy: Crystal faces make simple rational intercepts on crystal axes.
• Law of Bravais: Common crystal faces are parallel to lattice planes that have high lattice node density.
• Crystal Faces in relation to Lattice Nodes
• The Miller Index
• More Miller Indices
• Miller Indices in the Hexagonal System
• Miller-Bravais Indices for the Hexagonal System
• What, you haven't had enough Miller Indices yet?
• Crystallographic Directions
• Crystal Zones
• Repetition by Symmetry