Limestone is a sedimentary rock composed of the mineral calcite (calcium carbonate). Limestone offers a unique and beautiful look as a flooring choice. Color choices include beautiful crume ranges with accents colors of gold, red, beige and even blue. Limestone can come in varied tile sizes offering the installer a multitude of installation patterns limited only by your imagination. As we do with all natural stone products, a good sealer is recommended for maximum resistance to moisture and stains.