Check the store for SANDSTONE WALL. Or maybe you need to do some research how to get this item. SANDSTONE WALL belongs to building category. SANDSTONE WALL gives experience points when broken. Hitting it will break it but you need to count the hits yourself. Seed mathematics is very complicated, but you should get at least 1 seed back from splicing SANDSTONE WALL. Profiting with this might be questionable. Will you get enough blocks to build something? You just have to find out yourself.