Facts About Erbium and Yttrium
Interesting Facts
- Erbium metal is used as alloyed with Vanadium to make it softer.
- Recent studies shows that it is helpful for metabolism.
  
- Yttrium Metal is highly toxic.
- Yttrium Metal is highly reactive in nature hence not found free in nature.
  
Sources
Mining
  
Found in Minerals, Mining, Ores of Minerals
  
History
  
  
Who Discovered
Carl Gustaf Mosander
  
Johan Gadolin
  
Discovery
In 1842
  
In 1794
  
Abundance
  
  
Abundance In Sun
~0.0000001 %
  
26
~0.0000001 %
  
26
Abundance In Earth's Crust