Hardened Clay is a hard block in Minecraft used for decoration. If you look closely, you will find that is has the same texture as stone, but brownish. You can get Hardened clay by smelting clay blocks.
Recipe[]
Smelting in a furnace; Top Slot: Clay. Bottom Slot: Fuel = 1 Hardened Clay.
Uses[]
Hardened is only used to make stained clay or for decoration.
As a crafting ingredient[]
Hardened Clay | Hardened Clay | Hardened Clay |
Hardened Clay | Dye | Hardened Clay |
Hardened Clay | Hardened Clay | Hardened Clay |
= 8 Stained Clay (color depending on what dye you used).