tar sand


nounGeology.
  1. bituminous sand or sandstone from which asphalt can be obtained.

Origin of tar sand

1
First recorded in 1895–1900

Words Nearby tar sand

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How to use tar sand in a sentence

British Dictionary definitions for tar sand

tar sand

noun
  1. a sandstone in which hydrocarbons have been trapped; the lighter compounds evaporate, leaving a residue of asphalt in the rock pores

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