Constituent
Name
Gd2O3
Official name
Gadolinium(III) oxide
Family
ionic solid
Class
alkali salt
Compound type
oxide
Comments
the others polymorphes are monoclinic (>1200°C) and trigonal (>2100°C)
Relevance
main - major
Arrangement
single phase
Mass fraction
1.0
Mole fraction
1.0
Formula
Gd2O3
Chemical formula
Gd2O3
Elemental formula
(Gd3+)2 (O2-)3
Isotope mixture type
terrestrial abundance
  Formula Name Family Number min-max Mole fraction Isotope mole fraction State Relevance
Gd3+ Gadolinium cation element 2 0.4 1 constituent cation main
O2 Oxide anion element 3 0.6 1 constituent anion main
Chemical bonds
  Bond Number
()Gd3+O2 6
Class
alkali salts (06)
Type
simple alkali salts (06.01)
Phase name
cubic-Gd2O3
Phase type
crystalline
Crystal system
monoclinic
Crystal class
diploidal
Crystal class symbol
m-3 (Th)
Crystal spacegroup
Ia-3
Texture
polycrystalline
Molar mass
362.5 g/mol
Density
7.07 g/cm3
Refringence type
biaxial
Color
colorless, white
Diaphaneity
transparent to translucent