TERMIUM Plus®

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FIRN MORAINE [1 record]

Record 1 1999-12-20

English

Subject field(s)
  • Geomorphology and Geomorphogeny
DEF

An arcuate ridge of coarse, angular blocks of rock derived by single rockfalls from a cliff or steep rocky slope above, marking the downslope edge of an existing or melted snowbank. The blocks roll and slide across the snowbank but no fine material reaches its edge.

French

Domaine(s)
  • Géomorphologie et géomorphogénie
DEF

Accumulation de matériaux le long de la partie basse d'un névé. Les moraines de névé sont généralement formées de blocs et de pierraille ayant glissé sur le névé (processus d'éboulis assistés). Elles forment des cordons en croissant d'allure chaotique, peu élevés et larges de quelques mètres.

Key term(s)
  • bourrelet de congère

Spanish

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