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Europium Oxide - Eu₂O₃

Classification: Rare earth
Atomic numbers: 63 & 8
Atomic weight:
Melting point (C):
Boiling point (C):
Density (g/cm3): 7.42
Refractive index (n=):
Hardness (Mosh-scratch): 4-5
Crystal structure: Isometric-normal: (100) cube
Color (solid): Pale rose
Cleavage: Cubic: (001)