A single flake of a mottled, metallic substance, this ferrum is nearly as light as air due to its thinness. Its surface is cool and slightly rough to the touch, with mingled black and rust-red colouration, and its edges are ragged, as though broken.
Ferrum flakes are alchemical minerals, which can be stored in the rift. Administered by eating, it is a cure for impurities of the blood or diseases of the skin. It will heal the following afflictions: