Sm
Samarium
Z 62 150.36 g/molLanthanide
Group
3
Period
6
Block
f
Occurrence
Merging neutron stars 70%Dying low-mass stars 30%Geochemical class: Lithophile
Biological Role
---
History
1879 (discovery)
Lecoq de Boisbaudran
1903 (isolation)
Wilhelm Muthmann
Named By
Lecoq de Boisbaudran
Latin Name
Samarium
Abundance
Solar System< 0.0001%0.00107 ppm
x
Sun< 0.0001%0.000991 ppm
x
Meteorites< 0.0001%0.156 ppm
x
Earth's crust0.00039%3.9 ppm
x
Oceans< 0.0001%< 0.0001 ppm
x
Humans< 0.0001%0.05 ppm
x