TERMIUM Plus®

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APICAL PORTION [1 record]

Record 1 2011-07-19

English

Subject field(s)
  • Metals Mining
  • Petrography
DEF

The highest limit of a vein relative to the surface, whether it crops out or not.

CONT

... chronite deposits are most abundant in the uppermost part of the tectonized harzburgite, but also occur in the lower part of the cumulate succession.

OBS

Plural of apex: apices or apexes.

Key term(s)
  • apices
  • apexes

French

Domaine(s)
  • Mines métalliques
  • Pétrographie
DEF

Limite supérieure d'un filon qui peut affleurer (mais pas nécessairement) à la surface.

CONT

Les unités les plus anciennes [de pegmatite], riches en feldspaths potassiques, occupent les parties apicales et externes du pli [...]

CONT

L'affleurement du filon de St-Sauveur, à Villemagne (Gard). Cette tête filonienne montre un remplacement des dolomies hettangiennes par le jaspéroïde gris et le quartz blanc; [...]

PHR

Sommet d'un filon, tête d'un filon, tête filonnienne.

Spanish

Campo(s) temático(s)
  • Minas metálicas
  • Petrografía
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