TERMIUM Plus®

The Government of Canada’s terminology and linguistic data bank.

PLACER ELUVIAL [1 record]

Record 1 2015-04-17

English

Subject field(s)
  • Metals Mining
  • Economic Geology
DEF

Placer minerals concentrated near the decomposed outcrop of the source deposit by rain wash, not by stream action.

CONT

Eluvial placers ... are formed upon hill slopes from minerals released from a nearby source rock. The heavier collect above and just downslope of the source. The lighter nonresistant minerals are dissolved or swept downhill by rain wash or are blown away by the wind.

French

Domaine(s)
  • Mines métalliques
  • Géologie économique
CONT

Les placers éluviaux se forment sur les pentes des collines, à partir des débris de désintégration du roc. Ils sont généralement associés à une altération profonde du roc [...] L'action fluviale n'a rien à voir avec leur formation.

Spanish

Campo(s) temático(s)
  • Minas metálicas
  • Geología económica
DEF

Placer formado in situ o con un mínimo transporte gravitativo de sustancias procedentes de la meteorización y erosión de un criadero original.

CONT

Un placer eluvial es el resultado de la desagregación de la roca madre, junto a la cual se acumula su materia suelta [...]

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