Facts About Niobium and Strontium
Interesting Facts
- Niobium metal was used to get called Columbium in past.
- Niobium metal found freely in nature (abundance).
  
- Strontium element is softer than Calcium.
- Silvery Strontium turns yellow, if exposed to air.
  
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
  
William Cruickshank
  
Discovery
In 1801
  
In 1787
  
Abundance
  
  
Abundance In Sun
~0.0000004 %
  
23
~0.000005 %
  
15
Abundance In Earth's Crust
Abundance In Humans
Not Available