Light Dust Cavern

The Light Dust Cavern is a small cave near the Nether Portal. You have to enter it to find Light Dust for Jorkin during the Temple of the Legends quest. To be able to enter the cave you have to talk to Jorkin and be at Stage 5 of the quest. To get to the Light Dust, go through the cave passage and complete the parkour. The Light Dust spawns in the cavern at the end.