6" x 6" Seastone Cement Starfish Fossil Impression Medallion Tile in Beige has engineered cement tiles containing a proprietary admixture, using natural fossil shells and other aggregates which vary from piece to piece. The specialty fossil is designed to enhance the standard collections of the brand. The fossil impressions are designed to replicate the appearance of a natural fossil stone. This hand-cast process emulates the natural occurrence of fossil impressions.