Clay Blocks are a common material found in The Underground and surface along with Dirt Blocks, Stone Blocks and Mud Blocks. Clay Blocks are used in a number of decorative items and crafts.
Notes[]
- Clay Blocks can be used to stop the spread of the Corruption,The Crimson and the Hallow, but must be at least 3 blocks thick to stop the spread.

Several clay blocks next to some copper.
Bugs[]
- When a Dirt Block gets turned off by an Actuator and is mined, the player gets a Clay Block.
Update Info[]
- Stack size increased from 250 to 999
- Added to the game.