Minecraft: Here's How To Make a Quarry
Make a 13-block tall tower and start building your quarry from that height. The size of the quarry will depend on the area you want to mine out so if you want to clear out a 16×16 area, your quarry should be 16 blocks long and 16 blocks wide. The important thing to remember is that your dispensers should always be 5 blocks apart from each ...