- Plans: Thorium Helm
- Requires Blacksmithing (280)
- Use: Teaches you how to make a Thorium Helm
- Requires Thorium Bar (24) Star Ruby (1)
- 1 Charges
This item is a world drop of levels 55-60. It is dropped by creatures of those levels on Azeroth, as well as chests: Mostly Solid Chests, but also others (including Fel Iron Chests in Hellfire Peninsula).
Since Patch 3.1.0 it can be learned at blacksmithing trainers.