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UPPER AMPHIBOLITE FACIES [5 records]

Record 1 2009-05-06

English

Subject field(s)
  • Petrography
CONT

Metamorphic grades range from sub-greenschist facies in the central [area] to upper amphibolite facies along the western and eastern margins.

OBS

lower greenschist facies; subgreenschist facies: terms used at Natural Resources Canada - Earth Sciences Sector.

French

Domaine(s)
  • Pétrographie
OBS

faciès des schistes verts inférieur; sous-faciès inférieur des schistes verts; faciès proche des schistes verts : termes en usage à Ressources naturelles Canada - Secteur des sciences de la Terre.

Spanish

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Record 2 2008-08-08

English

Subject field(s)
  • Petrography
CONT

Alteration assemblages associated with Archean epigenetic gold mineralization... vary systematically with regional metamorphic grade, up to and including upper amphibolite facies rocks.

OBS

regional metamorphic grade: term used at Natural Resources Canada - Earth Sciences Sector.

French

Domaine(s)
  • Pétrographie
CONT

Les assemblages minéraux sont complexes et dépendent en grande partie du degré du métamorphisme régional.

OBS

degré du métamorphisme général : terme en usage à Ressources naturelles Canada - Secteur des sciences de la Terre.

Spanish

Save record 2

Record 3 2004-07-13

English

Subject field(s)
  • Petrography
CONT

Abyssal class pegmatites typically occur in migmatitic rocks of upper amphibolite to granulite facies metamorphism.

French

Domaine(s)
  • Pétrographie
CONT

Les pegmatites abyssales se rencontrent typiquement dans des roches migmatitiques témoignant d'un métamorphisme du faciès des amphibolites supérieur au faciès des granulites.

Spanish

Save record 3

Record 4 2004-04-19

English

Subject field(s)
  • Petrography
CONT

Abyssal class pegmatites typically occur in migmatitic rocks of upper amphibolite to granulite facies metamorphism.

French

Domaine(s)
  • Pétrographie
CONT

Les pegmatites abyssales se rencontrent typiquement dans des roches migmatitiques témoignant d'un métamorphisme du faciès des amphibolites supérieur au faciès des granulites.

Spanish

Save record 4

Record 5 2004-04-05

English

Subject field(s)
  • Petrography
CONT

Abyssal pegmatites consist mainly of quartz and feldspar, and are generally barren or poorly mineralized with regard to rare elements such as niobium, tantalum, rare-earth elements, yttrium, and beryllium.

CONT

Abyssal class pegmatites typically occur in migmatitic rocks of upper amphibolite to granulite facies metamorphism.

French

Domaine(s)
  • Pétrographie
CONT

Les pegmatites abyssales se composent principalement de quartz et feldspath, et elles sont généralement stériles ou faiblement minéralisées en éléments rares tels que le niobium , le tantale, les terres rares, l'yttrium et le béryllium.

CONT

Les pegmatites abyssales se rencontrent typiquement dans des roches migmatitiques témoignant d'un métamorphisme du faciès des amphibolites supérieur au faciès des granulites.

Spanish

Save record 5

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