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Overburden - What does it mean?

overburden | |

overburden

English

Verb

(en verb)
  • To overload or overtax

    • Noun

    (en noun)
  • (geology) The rock and subsoil that lies above a mineral deposit such as a coal seam.
  • *2004 , (Richard Fortey), The Earth , Folio Society 2011, p. 163:
  • *:Such rocks have been changed by baking in a terrestrial pressure-cooker. Then they have been disinterred: kilometres of overburden must have been removed.
  • (archaeology) A sterile stratum that lies above the stratum being investigated

    • References

    Wikipedia

    Not English

    has no English definition. It may be misspelled.