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TRACHYTIC [6 records]

Filter results by subject field Alphabetical list of terms

Filter results by subject field

Alphabetical list of terms

Record 1 2011-07-29

English

Subject field(s)
  • Petrography
DEF

A nepheline syenite with predominant orthoclase and a trachytic texture.

OBS

Named after Foya, Portugal.

French

Domaine(s)
  • Pétrographie
DEF

Variété de syénite néphélinique, alcaline, riche en néphéline globuleuse, en aégyrine et en feldspaths alcalins.

Spanish

Campo(s) temático(s)
  • Petrografía
DEF

Variedad de sienita nefelítica constituida por feldespatos, feldespatoides, ortosa, nefelina y augita.

Save record 1

Record 2 2009-03-13

English

Subject field(s)
  • Petrography
CONT

A rock mainly composed of minute feldspar laths may be called... trachytic if [the laths] are arranged as if by flow.

OBS

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

French

Domaine(s)
  • Pétrographie
CONT

[...] une roche composée essentiellement de petites lattes de feldspath sera qualifiée [...] de trachytique, si [les lattes] sont orientées suivant la direction d'écoulement.

OBS

trachytique : terme en usage à Ressources naturelles Canada Secteur des sciences de la Terre.

Spanish

Save record 2

Record 3 2004-05-05

English

Subject field(s)
  • Petrography
DEF

A coarse-grained trachytic, eudialyte-bearing nepheline syenite, containing thin parallel feldspar crystals with interstitial nepheline grains and acicular acmite crystals.

CONT

... eudialyte lujavrites and murmanite (lovozerite) lujavrites; ...

French

Domaine(s)
  • Pétrographie
DEF

Syénite néphélinique à eudialyte et aegyrite aciculaire.

CONT

[...] lujavrites à eudialyte et lujavrites à murmanite (lovozérite); [...]

Spanish

Save record 3

Record 4 2004-04-20

English

Subject field(s)
  • Petrography
OBS

A name originally applied... to trachytic rocks containing highly sodic feldspars, but now more generally applied to all salic extrusive and hypabyssal rocks characterized by the presence of albite or albite-oligoclase and chlorite, epidote, and calcite, generally of secondary origin.... Keratophyres commonly are associated with spilitic rocks and interbedded with marine sediments.

French

Domaine(s)
  • Pétrographie
DEF

Trachyte albitique caractérisé par la présence de minéraux tels que la chlorite, l'épidote, la calcite.

Spanish

Save record 4

Record 5 1999-08-25

English

Subject field(s)
  • Geological and Other Scientific Names
OBS

A same designation could refer to a geographic or a geologic entity, sometimes with a slight variant in spelling or writing. It is important to distinguish one from the other and write each correctly according to the given context.

OBS

... trachytic tuff and agglomerate of the Crownest Formation.

OBS

Located in the Foothill of Alberta and British Columbia.

French

Domaine(s)
  • Noms géologiques ou scientifiques
OBS

La règle concernant la majuscule au générique d'un nom géologique demeure imprécise. Habituellement, les noms de divisions stratigraphiques portent la majuscule et les entités de moindre importance n'en portent pas.

OBS

Une même désignation peut se référer à une entité géographique et à une entité géologique, parfois avec une légère variante. Il importe de bien distinguer l'une de l'autre et d'utiliser la graphie correcte selon le contexte.

OBS

[...] du tuf trachytique et de l'agglomérat de la formation de Crowsnest.

Spanish

Save record 5

Record 6 1998-09-11

English

Subject field(s)
  • Vulcanology and Seismology

French

Domaine(s)
  • Volcanologie et sismologie
CONT

Les laves trachytiques visqueuses forment des produits de projection tels que les bombes en croûte de pain. Ces produits meubles peuvent se cimenter et acquérir une certaine cohésion (tufs volcaniques).

Spanish

Save record 6

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