TERMIUM Plus®

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HAUYNA [2 records]

Record 1 2016-02-02

English

Subject field(s)
  • Petrography
DEF

A dark, fine-grained or porphyritic igneous rock consisting primarily of nepheline and pyroxene ...

OBS

[Nephelinite] resembles basalt in general appearance.

French

Domaine(s)
  • Pétrographie
CONT

La néphélinite est une roche extrusive ou hypabyssale à grain fin ou porphyrique, de caractère basaltique, mais essentiellement composée de néphéline et de pyroxène (augite titanifère surtout), avec absence de feldspath.

Spanish

Campo(s) temático(s)
  • Petrografía
DEF

Lava negra, compacta, a base de nefelina, augita y, a veces, olivino [...]

OBS

[...] contiene cristales de haüyna y noseana.

Save record 1

Record 2 2011-07-26

English

Subject field(s)
  • Petrography
  • Gemmology
  • Jewellery
DEF

A blue granular crystalline rock containing essentially lazurite and used as a semiprecious stone for ornamental purposes.

French

Domaine(s)
  • Pétrographie
  • Gemmologie
  • Joaillerie et bijouterie
DEF

Pierre d'un joli bleu d'azur ou d'outremer, silicate essentiel du groupe des feldspathoïdes.

Spanish

Campo(s) temático(s)
  • Petrografía
  • Estudio de las gemas
  • Artículos de joyería
DEF

Mineral complejo consistente en una mezcla de lazurita, sodalita y hauyna en forma de granitos que a veces contienen inclusiones de pirita; suele tener un hermoso color azul oscuro, que a veces tira al verde o al violeta.

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