Ardite is a material added by Tinkers' Construct.
Ardite is a rare ore that can only be found in the Nether. It is usually located higher up in the Nether. It requires a Cobalt level pickaxe to mine, and requires a Smeltery to be processed. Ardite can also be crafted into bricks and fancy bricks.
Ardite can be used in tools. These tool parts must be cast in a Smeltery. Tool parts cast from Ardite have the Stonebound II modifier. All standard Ardite tool parts have 500 durability, and Ardite has a multiplier of 2. It also has a mining speed of 8 and a mining level of Cobalt. Parts also have a default damage of 1.5 health.
Ardite ingots had an different texture in versions in 1.7.10 or earlier.