black sand

noun

Basaltic sand of volcanic origin, frequently found associated with volcanic islands.

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Meanings

nounblack sand (countable and uncountable, plural black sands)

plural black sands

  1. countableuncountablelifestyleBasaltic sand of volcanic origin, frequently found associated with volcanic islands.
  2. countableuncountablebusinessSand high in magnetite and other iron-rich ferrous minerals, frequently found associated with placer mining.
  3. countableuncountablePowdered emery.
  4. countableuncountableUsed other than figuratively or idiomatically: see black, sand.
Cite this entry
APA

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

MLA

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

Chicago

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

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