Mill Stone - Official SevTech: Ages Wiki
The Mill Stone is a very important block that you (might) use for the duration of your playthrough. It can be used to grind up plants and other substances into dye, wheat into flour, and to create grout or porcelain clay. In other words, very useful. You can craft it using seven (7) stone (not cobblestone), one (1) stone slab, and one (1) Grindstone (which you should already have/know how to ...