From the peace and tranquility of the sea. Our Seashell Stone Tile Collection sets the mood. The collection includes a combination of refined limestone and design elements ranging from traditional to contemporary decors. The surface of this product has a fined honed, tumbled and antiqued finishes, which bring out the inherent beauty of the stone. By way of definition, limestone is a sedimentary rock. It has historically been used in Italy and throughout the world as a natural building material. Limestone has enjoyed much utility in architecture. Consider The Great Pyramid of Giza, for example. The subtle blending of color, style and design creates wonderful choices for floors, walls, counters and backsplashes. The Seashell Stone Tile Collection is a Marble Systems product offering.