Clay is a useful resource to make a number of things in Minecraft. One of these things is clay blocks, which can then be used to make other decorative blocks.
That said, if you want to make clay blocks in Minecraft, you will need to gather clay up from water sources. You find clay usually in oceans, beaches, swamps, and in both rivers and lakes.
You can also get the whole clay block if you nab yourself silk touch enchantment Best Minecraft Pickaxe Enchantmentsand put it on your shovel. The best way to get this enchantment is to use the enchanting table. That way, when you got to mine clay blocks, you get the whole block instead of it breaking into clay balls.
Related: How to make terracotta in Minecraft?
However, if you don't have the silk touch enchantment, no worries, as you always use the clay balls that drop to make clay blocks. To do this, take four of those clay balls and place them in four slots inside a crafting table, and you will make clay blocks. The clay blocks you make can then be turned into a block called terracotta.
Terracotta is a decorative block but can also be made into several sub-variants of the block, depending on what kind of dye a player uses to make it. Another variant is players can make is glazed terracotta, which requires the player to make dyed terracotta and then throw it inside a furnace.
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