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.
Searching for a method to achieve this goal, he settled on the asphaltum he now uses in almost all of his works.
Typically these designs, in colors such as deep red, green, and pumpkin yellow, are either hand-painted or stenciled onto a black background of asphaltum -- a naturally occurring tar-like substance -- mixed with varnish.
Sometimes these were cut in half to make cup-like containers for holding red-ochre pigment or asphaltum (Abbott 1879: 116; Orr 1947: 118, 129).
Tenders are invited for maintenance of asphaltum road by providing kerb and channel stone including laying hot asphaltum mixture near premises no.