烙印石研究

Collect 10 Kralkatite Ores and bring them to Yasna.

Collect 10 Branded Residues and bring them to Yasna. They drop from any Branded creatures in PoF maps.

Use the Particle Collector from Yasna on a Brandstone Impact Site and then activate it. You obtain Particle Collector (Filled) which you return to her.

Collect 10 Powdered Rose Quartz from the Brandstone Chunks from the Brandstone impact site and bring them to Yasna. Can be bought on TP.

Speak to the renown heart NPC Archivist Salwa to enter the restricted archives. Take the Treatise on Astral Alignments and bring it to Yasna.

Complete the Defend Akili while he recalibrates mirrors around the Astralarium event at the Astralarium and return to Yasna. If your inventory is full, you will not receive the item and might have to repeat the event.

Combine 10 Kralkatite Ore and 5 Powdered Rose Quartz at the Beam of Light at the top of The Astralarium.