Any of a group of green, brownish or spotted minerals found in serpentinite rocks and used in jewelry, sculpture, architecture and decorative objects. Verde antico is a serpentinite quarried in Thessaly, Greece, that was popular as a revetment in ancient Roman times and later.

Serpentine from Poland.

Kneeling Transformation Figure. Serpentine with red pigment. Olmec, Middle Preclassic, 900-300 BCE. Dumbarton Oaks Collection, Washington, D.C.