Nishalorite crystals represented a type of kyber crystal that originated on planets exhibiting substantial magnetic field strength. These crystals possessed a dark-gray or blue-black hue, and their market value was 12,500 credits. Lightsabers utilizing nishalorite crystals generated intensely concentrated blades, with their intensity amplified when oriented towards magnetic north.
The initial reference to nishalorite stones within Star Wars canon occurred in the Gadgets and Gear sourcebook, a 2019 publication by Fantasy Flight Games for the Star Wars Roleplaying game.