Stainless Steel fireplace surround: Eden Mosaic Tile River Rock Pattern Mosaic Stainless Steel Tile - EMT_110-SIL-SM. The modern river rock pattern mosaic stainless steel tile is where nature and modern design converge. The random pieces of tile shaped like natural smooth river rock is at home in your kitchen or bathroom and will surely become a centerpiece of your home, restaurant or commercial space. The river rock pattern stainless steel mosaic tile is ideal for fireplace mantles and surrounds, stainless steel kitchen backsplashes, bathroom walls and more. The tiles in this sheet are mounted on a nylon mesh which allows for an easy installation. One Color Tile. The color variation is due to lighting effects.