core + attic (Attic Area): these terms have been either depricated from the core or extentions, or removed from pending as not accepted into the full vocabulary.

artMedium

Canonical URL: http://schema.org/artMedium

Thing > Property > material > artMedium

The material used. (e.g. Oil, Watercolour, Acrylic, Linoprint, Marble, Cyanotype, Digital, Lithograph, DryPoint, Intaglio, Pastel, Woodcut, Pencil, Mixed Media, etc.)

Usage: Fewer than 10 domains
Values expected to be one of these types
Text
URL
Used on these types
VisualArtwork
Super-properties
material

Schema Version 3.2