asphaltum


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asphaltum

[a′sfȯl·təm]
(materials)
Bituminous material in oil of turpentine; used in photomechanical work because of its ability to be rendered insoluble in light.

asphaltum

1. Natural asphalt.
2. In painting, asphalt from residues of crude mineral oil.
References in periodicals archive ?
An asphaltum coiled basket impression, tarring pebbles, and Middle Holocene water bottles from San Miguel Island, California.
How to: Apply a wash of the base coat colour in Asphaltum and leave to dry.
Decorate edges and corners with flowers and swirls in Lilac and White, but make them look antique by using a light wash of Asphaltum on top.
Searching for a method to achieve this goal, he settled on the asphaltum he now uses in almost all of his works.
Gonzalez Palma produces the hypnotic stare of works like La mirada ausente [The Absent Look] by painting a standard black and white silver print with asphaltum and carefully removing the color from the white highlights with alcohol.