Crushed Glass
Crushed Glass is an Imbuing ingredient needed to imbue the Enhance Potions property onto jewelry. It can be found as loot on creatures living in the Cavern of the Discarded.
It can be crafted by blacksmiths with: at least 110.0 Blacksmithing skill; a Smith's Hammer or Tongs; 1 Blue Diamond; and 5 Glass Swords.