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AMIGDALOIDE [1 record]

Record 1 2010-05-13

English

Subject field(s)
  • Petrography
  • Mineralogy
DEF

[Describes] a volcanic rock that contains numerous amygdules, which are gas cavities (vesicles) ... that have been filled with mineral matter ...

OBS

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

French

Domaine(s)
  • Pétrographie
  • Minéralogie
DEF

[Se dit de roches] dont les vacuoles en forme d'amandes contiennent des éléments minéraux d'une autre nature que celle de leur pâte.

CONT

[...] laves amygdaloïdes [...]

OBS

«Amygdalaire» se dit plutôt de la roche même, et «amygdaloïde» s'emploie surtout pour désigner la forme des noyaux.

OBS

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

Spanish

Campo(s) temático(s)
  • Petrografía
  • Mineralogía
DEF

Dícese de la roca volcánica que presenta vacuolas llenas de agua o minerales secundarios.

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