Grade 4 Skybuilders' Alumen

Purchase: No

Sells: 3 Gil (NQ) [Market Prohibited]

Another in a seemingly endless list of powdered substances that are of vital importance to alchemists, goldsmiths, and the like, but mean─to quote the common vernacular─bugger all to everyone else. Luckily, laymen need only know how much it will fetch at market and whether or not one must face any life-endangering peril to obtain it.
Used in level 60 and 70 crafting recipes.