Pure White Feather

From FFXIclopedia, the free Final Fantasy XI encyclopedia

Pure white feather
Description:	A feather that suddenly appeared in your grasp. It glows with a soft platinum light.
Used In Mission:	Obtained after opening Cut Scene from entering 1 of 3 Cavernous Maws located in: Batallia Downs (H-5) Rolanberry Fields (H-6) Sauromugue Champaign (K-9) (Note: You have to pass through Garlaige Citadel to access the Maw.)