A granite wall is a decorative block. Like fences they can be used to block off areas, as players and most mobs are unable to get over them.
To make Granite Wall you just need Granite Blocks. Please follow the following steps to make a Granite wall.
In order to make a granite wall, the basic item you will have to find and get is granite blocks. Use any pickaxe to gather at least six granite blocks.
Now you can make a granite wall using the crafting table. Go towards the crafting table and open up 3*3 crafting grid to simply add six granite blocks in adjacent rows of your choice. You will get granite walls in the right-side box of the crafting table. Add this wall in your “ready to use” stock to use it when required.