Phond was a strange byproduct resulting from rare impurities bonding during the making of certain alloys due to as-yet-unknown external conditions. This crystal produced a fiercely burning lightsaber beam.
- Star Wars: Knights of the Old Republic (First appearance)
- Star Wars: Knights of the Old Republic II: The Sith Lords
- Knights of the Old Republic Campaign Guide
- Jedi Academy Training Manual
- The Complete Star Wars Encyclopedia