TERMIUM Plus®

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

TUFF [2 records]

Record 1 2012-04-05

English

Subject field(s)
  • Soil Science
DEF

A generic term for any consolidated or cemented deposit that is 50 percent volcanic ash (less than 2 mm) ...

OBS

... various types of tuff can be recognized based on composition: acidic tuff is predominantly composed of acidic particles; basic tuff is predominantly composed of basic particles.

French

Domaine(s)
  • Science du sol
DEF

Appellation générique s'appliquant à des roches dont la cohésion est intermédiaire entre celle de la terre humide et celle des roches friables.

Spanish

Campo(s) temático(s)
  • Ciencia del suelo
DEF

Horizonte cementado del suelo.

Save record 1

Record 2 2010-12-07

English

Subject field(s)
  • Petrography
  • Vulcanology and Seismology
  • Waste Management
  • Nuclear Waste Materials
DEF

A rock formed of compacted volcanic fragments generally less than 4 millimetres in diameter.

CONT

... the United States is proposing burying their nuclear waste in volcanic tuff, Germany is focusing on salt, France is considering burial in shale or clay, and others have investigated disposal under the ocean floor.

OBS

Not the same as tufa.

OBS

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

PHR

Bed, horizon of tuff.

French

Domaine(s)
  • Pétrographie
  • Volcanologie et sismologie
  • Gestion des déchets
  • Déchets nucléaires
DEF

Roche formée par accumulation de projections volcaniques en fragments de quelques millimètres [...] et consolidée sous l'action de l'eau.

CONT

On a, depuis longtemps déjà, identifié plusieurs types de roches favorables [au stockage des déchets radioactifs en formation géologique] : sel, granite, argile, basalte, schiste, tuf.

OBS

tuf volcanique; tuf : termes en usage à Ressources naturelles Canada - Secteur des sciences de la Terre.

PHR

Couche, horizon de tuf.

Spanish

Campo(s) temático(s)
  • Petrografía
  • Vulcanología y sismología
  • Gestión de los desechos
  • Desechos nucleares
DEF

Roca volcánica formada por los productos piroclásticos consolidados.

Key term(s)
  • toba
Save record 2

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