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{%type%} Definitions

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Short "hint"

black or dark-brown shale or siltstone rich in bitumens, from which shale oil is obtained by destructive distillation

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Usage examples (33)
  • The oil-shale bed originally extended to a depth of 190 m.
  • While several countries have oil-shale industries, large-scale production is rare.
  • The new White House plan puts more emphasis than past proposals on oil-shale production.
  • Exxon Corp. in 1982 abandoned a big oil-shale project in Colorado when oil prices collapsed.
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