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HECATOLITE [1 record]

Filter results by subject field Alphabetical list of terms

Filter results by subject field

Alphabetical list of terms

Record 1 2017-05-12

English

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

A semitransparent to translucent variety of alkali feldspar (adularia) or cryptoperthite that exhibits a bluish to milky-white pearly or opaline luster ...

French

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

Variété de feldspath orthose (adulaire) à reflets blanchâtres ou bleuâtres.

CONT

Parmi les feldspaths utilisés comme gemmes, nous citerons la pierre de lune, variété semi-transparente de feldspath potassique, dotée de beaux reflets changeants [...]

Key term(s)
  • oeil de poisson

Spanish

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