Struktur atom dari erbium dan Emas
Konfigurasi elektron
[Xe] 4f12 6s2
[Xe] 4f14 5d10 6s1
Struktur kristal
Hexagonal Tutup Dikemas (HCP)
Wajah Centered Cubic (FCC)
kristal Lattice
HCP-Crystal-Structure-of-Erbium.jpg#100
FCC-Crystal-Structure-of-Gold.jpg#100
kisi Angles
π/2, π/2, 2 π/3
π/2, π/2, π/2