Wad
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Description
An old, unstandardized name for natural black minerals that has been applied to Graphite, Manganese black, and black iron oxide.
See also wadding.
Synonyms and Related Terms
hyper-carburet of iron; black lead; plumbago;
Sources Checked for Data in Record
- 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
- Random House, Webster's Encyclopedic Unabridged Dictionary of the English Language, Grammercy Book, New York, 1997