Artmore Tile Frost White 12-in x 12-in Polished Natural Stone Marble Penny Round Marble Look Floor and Wall Tile (0.97-sq. ft/ Piece) in the Tile department at Lowes.com
Lana Carrara 1" Penny Round Marble Tile
Rockart Carrara Penny Round Mosaic 12x12 Sheet - Tiles Direct Store