If you haven't set up this camp, we recommend setting a waypoint to the Fulgurite Crystal marker just northeast of the Area 3: South camp, then get your Seikret to travel automatically to it until ...
It has to be acquired from a Fulgurite Crystal. The shard can be sold to merchants for 100z or exchanged for other items with Kilama, who is located at the Kunafa Windsong Village in Windward Plains.