Facts About Neodymium and Hafnium
Interesting Facts
- Neodymium is not found free in nature, hence it is not a native metal.
- Neodymium metal found in minerals like Monazite and Bastnaesite.
  
- Hafnium metal is highly reactive, hence not found free in nature.
- Hafnium metal as predicated after Mendeleev finished his periodic table.
  
Sources
Found in Minerals, Mining
  
By-product Zirconium Refining
  
History
  
  
Who Discovered
Carl Auer von Welsbach
  
Dirk Coster and George de Hevesy
  
Discovery
In 1885
  
In 1922
  
Abundance
  
  
Abundance In Sun
~0.0000003 %
  
24
~0.0000001 %
  
26
Abundance In Earth's Crust