Name: Deku Ironwood P/W/C Type: N/A, material. Appearance: Typically a silver sheen over a normal plank or log of wood. Description of Function: Wood with properties similar to iron or steel, e.g., hardness. Weighs half as much as an equivalent item forged from metal. Limitations: Has half the resistance to fire that dry wood does, i.e., catches fire nearly immediately when exposed to a flame.