TERMIUM Plus®
The Government of Canada’s terminology and linguistic data bank.
DEPOT PLACERIEN [1 record]
Record 1 - internal organization data 2006-10-12
Record 1, English
Record 1, Subject field(s)
- Various Metal Ores
Record 1, Main entry term, English
- placer
1, record 1, English, placer
correct
Record 1, Abbreviations, English
Record 1, Synonyms, English
- placer deposit 2, record 1, English, placer%20deposit
correct
- lead 3, record 1, English, lead
correct, noun
Record 1, Textual support, English
Record number: 1, Textual support number: 1 DEF
A surficial mineral deposit formed by mechanical concentration of mineral particles from weathered debris. 3, record 1, English, - placer
Record number: 1, Textual support number: 1 CONT
A placer is a concentration of relatively heavy and durable minerals which have been transported and redeposited in a stream bed where the water velocity is lowered. 4, record 1, English, - placer
Record number: 1, Textual support number: 2 CONT
Placer deposits are accumulations of heavy minerals which have been eroded from lode sources and concentrated by sedimentation processes involving gravity, water, wind or ice ... 5, record 1, English, - placer
Record number: 1, Textual support number: 1 OBS
The common types are beach placers and alluvial placers. The mineral concentrated is usually a heavy mineral such as gold, cassiterite, or rutile. 3, record 1, English, - placer
Record number: 1, Textual support number: 2 OBS
The word "placer" ... is thought to have been derived from the Spanish "plaza", meaning "place" or, locally, "sand bank." 6, record 1, English, - placer
Record 1, French
Record 1, Domaine(s)
- Minerais divers (Mines métalliques)
Record 1, Main entry term, French
- placer
1, record 1, French, placer
correct, masculine noun
Record 1, Abbreviations, French
Record 1, Synonyms, French
- dépôt placérien 2, record 1, French, d%C3%A9p%C3%B4t%20plac%C3%A9rien
correct, masculine noun
- gîte de placer 3, record 1, French, g%C3%AEte%20de%20placer
correct, masculine noun
- gisement de placer 4, record 1, French, gisement%20de%20placer
correct, masculine noun
- gîte placérien 5, record 1, French, g%C3%AEte%20plac%C3%A9rien
correct, masculine noun
- gisement placérien 6, record 1, French, gisement%20plac%C3%A9rien
correct, masculine noun
Record 1, Textual support, French
Record number: 1, Textual support number: 1 DEF
[...] accumulation de minéraux lourds formée par concentration naturelle sous l'effet de la gravité et de l'action de l'eau à partir des débris rocheux libérés du socle par l'érosion. 2, record 1, French, - placer
Record number: 1, Textual support number: 1 CONT
Placers (gisements clastiques). Les placers sont le résultat d'un processus de concentration mécanique, au cours duquel les minéraux de plus grande masse volumique et de résistance élevée à l'attaque chimique se séparent, par gravité, de ceux qui sont plus légers et plus friables. L'ensemble des multiples actions d'érosion, de transport et d'enrichissement du matériau peut être accompli, à un moment quelconque des temps géologiques, par les cours d'eau, les vagues, le vent et les mouvements de solifluxion. 7, record 1, French, - placer
Record number: 1, Textual support number: 2 CONT
L'origine de ces concentrations est le plus souvent alluviale, mais aussi éolienne, marine ou glaciaire. Les placers renferment des minéraux exploitables, en général des minéraux lourds (or, platine, cassitérite), mais aussi des minéraux de poids moyen (zircon, rutile, ilménite, monazite, wolframite, chromite, magnétite) et des gemmes (diamants, rubis, saphirs, émeraudes). 8, record 1, French, - placer
Record number: 1, Textual support number: 3 CONT
Métal inaltérable, l'or peut être libéré lors de la destruction des roches aurifères, puis transporté et concentré dans des sites privilégiés, les placers. 9, record 1, French, - placer
Record number: 1, Textual support number: 1 OBS
L'agent mécanique de concentration est habituellement l'action fluviale mais ce peut aussi être le résultat de l'action des vagues, du vent ou de la glace. 2, record 1, French, - placer
Record 1, Spanish
Record 1, Campo(s) temático(s)
- Minerales varios (Minas metálicas)
Record 1, Main entry term, Spanish
- placer
1, record 1, Spanish, placer
correct, masculine noun
Record 1, Abbreviations, Spanish
Record 1, Synonyms, Spanish
Record 1, Textual support, Spanish
Record number: 1, Textual support number: 1 DEF
Depósito de arenas que contiene granos, pepitas o cristales de minerales útiles. 2, record 1, Spanish, - placer
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