Tall Antique Limestone Fireplace, Louis XVI This lovely mantelpiece is crisp and lovely decorated through out. Very nice warm and soft toned limestone. Great overhanging frieze supported by fluted legs. Great proportions and dimensions, comes with returns. Dimensions Height: 53.15 in. (135 cm) Width: 56.7 in. (144 cm) Depth: 11.82 in. (30 cm) Find more limestone mantels here.