What medium is "Inscribed Element, possibly back pillar with Aten cartouche"?

Inscribed Element, possibly back pillar with Aten cartouche is Indurated limestone.

Is "Inscribed Element, possibly back pillar with Aten cartouche" in the public domain?

Yes, Inscribed Element, possibly back pillar with Aten cartouche is in the public domain and available for free download under CC0 license.

This artwork was created ca. 1353–1336 B.C..

Unknown Artist

ca. 1353–1336 B.C.

Medium

Indurated limestone

Dimensions

H. 7.7 × W. 9.7 × D. 5.2 cm (3 1/16 × 3 13/16 × 2 1/16 in.); Carved surface H. 5.7 cm (2 1/4 in.)

Classification

Inscribed Element, possibly back pillar, Aten cartouche

Period

New Kingdom, Amarna Period

Department

Egyptian Art

Museum

Metropolitan Museum of Art, New York, NY

Credit

Harris Brisbane Dick Fund, 1957

Accession Number

57.180.139