Polished or semi-polished: After firing this type of tile is mechanically polished to a reflective finish.
Glazed: A glaze is applied as the top layer of the tile. The finish may be smooth, matt or glossy.
Matt or natural finish: A tile with this finish typically comes out of the kiln and does not undergo any or much further processing.
Rock or structured finish: This tile has a textured finish, with ridges and dips; they are often used in external applications because of their anti-slip properties