Firkrann

Firkrann crystals were a comparatively heavy lightsaber crystal mined on the planet of Rafa V. When placed in a lightsaber, it gives the blade an electric charge.

Appearances

 * This heavy crystal is collected by the natives of Rafa V. If used in lightsaber construction it produces an electrically charged beam that is much easier to manipulate than standard beams.
 * Star Wars: Knights of the Old Republic