Facts About Ruthenium and Samarium
Interesting Facts
- Ruthenium element has been extracted from used nuclear fuel.
- Ruthenium metal also produces as a by-product of the Nickel mining.
  
- Samarium metals helps stimulating body metabolism.
- Samarium metals was 1st observed by Jean Charles Galissard de Marignac in Dydimia in 1853.
  
Sources
By-product of Nickel Refining, Found in Minerals, Mining
  
Found in Minerals, Mining, Ores of Minerals
  
History
  
  
Who Discovered
Karl Ernst Claus
  
Lecoq de Boisbaudran
  
Discovery
In 1844
  
In 1879
  
Abundance
  
  
Abundance In Sun
~0.0000005 %
  
22
~0.0000001 %
  
26
Abundance In Earth's Crust