Facts About Ruthenium and Yttrium
Interesting Facts
- Ruthenium element has been extracted from used nuclear fuel.
- Ruthenium metal also produces as a by-product of the Nickel mining.
  
- Yttrium Metal is highly toxic.
- Yttrium Metal is highly reactive in nature hence not found free in nature.
  
Sources
By-product of Nickel Refining, Found in Minerals, Mining
  
Found in Minerals, Mining, Ores of Minerals
  
History
  
  
Who Discovered
Karl Ernst Claus
  
Johan Gadolin
  
Discovery
In 1844
  
In 1794
  
Abundance
  
  
Abundance In Sun
~0.0000005 %
  
22
~0.0000001 %
  
26
Abundance In Earth's Crust