Black lead

Description

An obsolete name for Graphite. Powdered graphite was sold commercially as black lead (Zebrite) for use in blackening and polishing iron. Pencil leads made from a mixture of clay and graphite have also been commonly called black lead.

Synonyms and Related Terms

graphite; plumbago; mineral black

Additional Information

J.Winter, "The Characterization of Pigments Based on Carbon" Studies in Conservation, 28:49-66, 1983.

Authority

• R. J. Gettens, G.L. Stout, Painting Materials, A Short Encyclopaedia, Dover Publications, New York, 1966 Comment: p. 98

• G.S.Brady, Materials Handbook, McGraw-Hill Book Co., New York, 1971 Comment: p. 374

• Ralph Mayer, A Dictionary of Art Terms and Techniques, Harper and Row Publishers, New York, 1969 (also 1945 printing)

• Richard S. Lewis, Hawley's Condensed Chemical Dictionary, Van Nostrand Reinhold, New York, 10th ed., 1993

• Susan E. Schur, Conservation Terminology: A review of Past & Current Nomenclature of Materials, Technology and Conservation, Spring (p.34-39); Summer (p.35-38); Fall (p.25-36), 1985

• Matt Roberts, Don Etherington, Bookbinding and the Conservation of Books: a Dictionary of Descriptive Terminology, U.S. Government Printing Office, Washington DC, 1982