Demonite Brick

Demonite Bricks are crafted from Demonite Ore and Ebonstone. A box of it also appears after the Wall of Flesh has been defeated on a Corruption world ( in any type of world). It is not resistant to explosions, and gives off a faint glow.

History
Brique de démonite 악마석 벽돌 魔矿砖