Facts About Gadolinium and Niobium
Interesting Facts
- Gadolinium is not found free in nature, hence it is not a native metal.
- Gadolinium metal found in minerals like Monazite and Bastnaesite.
  
- Niobium metal was used to get called Columbium in past.
- Niobium metal found freely in nature (abundance).
  
Sources
Found in Minerals, Mining
  
By-product of Tin Extraction, Found in Minerals, Mining, Ores of Minerals
  
History
  
  
Who Discovered
Jean Charles Galissard de Marignac
  
Charles Hatchett
  
Discovery
In 1880
  
In 1801
  
Abundance
  
  
Abundance In Sun
~0.0000002 %
  
25
~0.0000004 %
  
23
Abundance In Earth's Crust