Facts About Niobium and Iridium
Interesting Facts
- Niobium metal was used to get called Columbium in past.
- Niobium metal found freely in nature (abundance).
  
- Iridium element occurs as natural alloys of Platinum and Osmium.
- Iridium element is known as the most corrosion resistance metal .
  
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
  
Smithson Tennant
  
Discovery
In 1801
  
In 1803
  
Abundance
  
  
Abundance In Sun
~0.0000004 %
  
23
~0.0000002 %
  
25
Abundance In Earth's Crust
Abundance In Oceans
Not Available