Armeniteとは 意味・読み方・使い方

名詞

armenite ‎(複数形 armenites)

1. (鉱物学) An orthorhombic-pyramidal mineral containing aluminum, barium, calcium, hydrogen, oxygen, and silicon.
   • 1939 June 17, Henrich Neumann, “Armenite, a new mineral”, in Norsk Geologisk Tidsskrift, volume 19, page 312:

     Pure armenite is colorless and has well developed prismatic pseudohexagonal crystals with poorly developed terminal faces.

   • 2003, Hetherington, Callum J., et al., “Formation of armenite in the Berisal Complex, Simplon Region, Switzerland.”, in Swiss Bulletin of Mineralogy and Petrology, volume 83, number 3, page 243:

     All reported armenites are of nearly end-member composition.

   • 2012, Robin K. Harris, NMR Crystallography^[1]:

     Although armenite contains 10 inequivalent Si-positions, only the topochemically distinct Si sites are resolved in the NMR spectrum.