Facts About Niobium and Cerium
Interesting Facts
- Niobium metal was used to get called Columbium in past.
- Niobium metal found freely in nature (abundance).
  
- Cerium is a rare earth metal but still it is not rare at all.
- It’s non-toxic compound Cerium sulfide has a rich red color and it is used as a pigment.
- Cerium metal is also used in Flat screen TVs, light bulb, floodlights, etc.
  
Sources
By-product of Tin Extraction, Found in Minerals, Mining, Ores of Minerals
  
Found in Minerals, Mining, Ores of Minerals
  
History
  
  
Who Discovered
Charles Hatchett
  
Martin Heinrich Klaproth, Jöns Jakob Berzelius, Wilhelm Hisinger
  
Discovery
In 1801
  
In 1803
  
Abundance
  
  
Abundance In Sun
~0.0000004 %
  
23
~0.0000004 %
  
23
Abundance In Earth's Crust