black chalk

noun

A slaty bluish mineral, a variety of argillaceous slate, used for drawing and for making black paint.

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Meanings

nounblack chalk (uncountable)
  1. uncountableA slaty bluish mineral, a variety of argillaceous slate, used for drawing and for making black paint.

Synonyms & antonyms

Also see
drawing slate
Cite this entry
APA

black chalk. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/black%20chalk

MLA

“black chalk.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/black%20chalk. Accessed November 4, 2026.

Chicago

WatkinsX Dictionary, s.v. “black chalk,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/black%20chalk.

Source: black chalk on Wiktionary, CC BY-SA 4.0.