These look quite nice, I really like the floral tiles. I think the grout in the diffuse is a bit too noisy, though. Leave the detail in the spec and gloss and remove most of it from the diffuse.
Cool, although the beveled edge lighting in the diffuse, spec, and gloss maps seems pointless given that you actually are using spec and gloss maps, and that lighting should be able to occur naturally. Also confused about the content of some of those maps (like why the gloss/spec have any color when these are all…