Terracotta blocks are stained clay blocks that are made by smelting clay in a furnace. Terracotta blocks come in 16 dye colors, they can be found quite easily in the badlands biomes. The most common use of terracotta is for decoration, building, or making glazed terracotta blocks.
An orange terracotta block (via screenshot)
Terracotta is naturally generated in abundance in the Badlands biome, you can pick up terracotta blocks by mining them with a pickaxe. Terracotta blocks can also be found in plains, deserts, and savanna villages. Terracotta blocks can also be made by simply smelting clay in a furnace.
Smelting clay to get terracotta blocks (via screenshot)
Terracotta is primarily a decorative block that is used in builds and they are commonly colored with dyes and then smelted again to make glazed terracotta blocks. When placed on top of a note block they produce a bass drum sound.
Smelting orange terracotta blocks to make the glazed variant (via screenshot)
Terracotta blocks are decorative blocks that are used in builds since they come in 16 different colors. They have pretty high blast resistance making them a viable option for construction. They can be smelted once again to create glazed terracotta, which has different patterns on them depending on the color of the terracotta block.
A. Players can make terracotta by smelting a clay block in a furnace.
A. There are a total of 16 different variants of the terracotta block.
A. No, terracotta is not a flammable block.