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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;

Resources and Citations

  • 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

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