What medium is "Stamp seal (octagonal pyramid, worn) with cultic scene"?

Stamp seal (octagonal pyramid, worn) with cultic scene is Feldspar, yellow black.

Is "Stamp seal (octagonal pyramid, worn) with cultic scene" in the public domain?

Yes, Stamp seal (octagonal pyramid, worn) with cultic scene is in the public domain and available for free download under CC0 license.

This artwork was created late 8th–7th century BCE.

Unknown Artist

late 8th–7th century BCE

Medium

Feldspar, yellow black

Dimensions

0.71 x 0.35 x 0.55 in. (1.8 x 0.89 x 1.4 cm)

Classification

Stone-Stamp Seals

Culture & Period

Assyrian · Neo-Assyrian

Department

Ancient Near Eastern Art

Museum

Metropolitan Museum of Art, New York, NY

Credit

Purchase, 1893

Accession Number

93.17.97