←Pm   La↑   ↓Lu   Eu→

Samarium ∙ samarium ∙ samario ∙ samario
group III: R₂O₃

• melting point: 1074°C
• boiling point: 1794°C
• density: 7.54 g/cm³

Natural Samarium is radioactive (126 Bq/g) — Lohninger

⚒ minerals:
Samarskite
Monazite-(Sm): (Sm, Gd, Ce, Th)PO₄

Samarium-Cobalt magnets (SmCo₅ and Sm₂Co₁₇) are useful in high-temperature environments. — H. Lohninger

☢ radioisotopes:
Sm-153 (T1/2=1.9 d) medical
Sm-147 (T1/2=108 Ga) NORM