TERMIUM Plus®

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JACUPIRANGITE [1 record]

Record 1 2010-12-20

English

Subject field(s)
  • Petrography
DEF

An ultramafic plutonic rock that is part of the ijolite series, and is composed chiefly of titanaugite and magnetite, with a smaller amount of nepheline.

OBS

[Jacupirangite is] considered to be a nepheline-bearing clinopyroxenite.

OBS

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

French

Domaine(s)
  • Pétrographie
DEF

Roche plutonique ultramafique faisant partie de la série de l'ijolite et surtout composée d'augite titanifère et de magnétite, avec une quantité moindre de néphéline.

CONT

[...] des pyroxénolites néphélinifères, les jacupirangites, roches à la fois holomélanocrates et holofeldspathoïdiques (titanoaugite 80 %, titanomagnétite 19 %, néphéline, apatite, pérowskite).

OBS

[La jacupirangite] est considérée comme une clinopyroxénite à néphéline.

OBS

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

Spanish

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