Royal Crema is warm-toned marble that doesn't have too much variation. With only mild white veining, it adds a little bit of interest but doesn't overwhelm. Use this pencil rail to put a clean, professional edge on your newly installed Royal Crema Marble tile. Royal Crema is warm-toned marble that doesn't have too much variation. With only mild white veining, it adds a little bit of interest but doesn't overwhelm. Use this pencil rail to put a clean, professional edge on your newly installed Royal Crema Marble tile.