Marble of different colors, semiprecious stones, Egyptian alabaster, residue of paint of different colors on the piers
Dimensions
Overall: 37 1/2 in. × 12 ft. 5 1/4 in. × 66 1/4 in. (95.3 × 379.1 × 168.3 cm)
South base/support confirmed: 1306 lb. (592.4 kg)
Center base/support, confirmed: 1266 lb. (574.3 kg)
North base/support, confirmed: 1321 lb. (599.2 kg)