Black slate tiles Bathroom makeover, porcelain "slate" tiles from Home Depot, diamond pattern pushes the room outward and visually expanding the space.
Slate tile for the bathroom
Self-Installed Tile Surfaces This Old House The homeowner also designed, cut, and laid the slate-tile floor (shown).
master bathroom layout but not this style of tile
Hexagon Tile design Love the black hex tiles with the grey floor tiles and on side wall