Definición de oil shale en inglés:

oil shale

Saltos de línea: oil shale

sustantivo

[mass noun]
  • Fine-grained sedimentary rock from which oil can be extracted.
    Más ejemplos en oraciones
    • Beneath the main White Stone Band there is an interval of mudstone and bituminous mudstone with a further thicker (10 cm, lower oil shale) oil shale.
    • Gibling interpreted the assemblage of mudstone, coal and oil shale in the Cenozoic basins of Thailand as the product of deposition in environments where lake levels fluctuated.
    • Carbonaceous shale, including oil shale, occurs in beds of clayey to silty mudrock from 0.3 to 3 m thick.

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Palabra del día coloratura
Pronunciación: ˌkɒlərəˈtjʊərə
noun
elaborate ornamentation of a vocal melody