What medium is "Fragment of a limestone head of the “Triple Geryon” (?)"?

Fragment of a limestone head of the “Triple Geryon” (?) is Limestone.

Is "Fragment of a limestone head of the “Triple Geryon” (?)" in the public domain?

Yes, Fragment of a limestone head of the “Triple Geryon” (?) is in the public domain and available for free download under CC0 license.

This artwork was created 6th or 5th century BCE.

Unknown Artist

6th or 5th century BCE

Medium

Limestone

Dimensions

Overall: H.:6 1/2 x W.:3 x D.:2 1/4 in. (16.5 x 7.6 x 5.7 cm)

Classification

Stone Sculpture

Culture & Period

Cypriot · Archaic or Classical

Department

Greek and Roman Art

Museum

Metropolitan Museum of Art, New York, NY

Credit

The Cesnola Collection, Purchased by subscription, 1874–76

Accession Number

74.51.2588