TERMIUM Plus®

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PALAEOCHANNEL [1 record]

Record 1 2012-04-13

English

Subject field(s)
  • Geomorphology and Geomorphogeny
  • Hydrology and Hydrography
DEF

A remnant of a stream channel in older rock that has been filled with or buried by the sediments of younger, overlying rock.

CONT

Slower groundwater flow rates in first and second order paleochannels are likely critical to the empirical observation that in the Beaverdell area, as well as in Japan, significant deposits are restricted to these paleochannels.

OBS

paleochannel: term used at Natural Resources Canada - Earth Sciences Sector.

PHR

Buried palaeochannel.

Key term(s)
  • paleo-channel
  • palaeo-channel

French

Domaine(s)
  • Géomorphologie et géomorphogénie
  • Hydrologie et hydrographie
DEF

Chenal enterré, creusé par un cours d'eau dans une période antérieure, et rempli d'alluvions ultérieurement.

CONT

La minéralisation se concentre dans les paléochenaux où il n'est pas rare de voir des bois fossiles particulièrement riches en minerai.

OBS

paléo-chenal : terme en usage à Ressources naturelles Canada - Secteur des sciences de la Terre.

PHR

Paléochenal fluviatile.

Spanish

Campo(s) temático(s)
  • Geomorfología y geomorfogénesis
  • Hidrología e hidrografía
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