Facts About Niobium and Rubidium
Interesting Facts
- Niobium metal was used to get called Columbium in past.
- Niobium metal found freely in nature (abundance).
  
- Rubidium metal is 16th most common element found in the earth crust.
- Rubidium metal also found in minerals as well as seawater.
  
Sources
By-product of Tin Extraction, Found in Minerals, Mining, Ores of Minerals
  
Obtained from Lithium Production.
  
History
  
  
Who Discovered
Charles Hatchett
  
Robert Bunsen and Gustav Kirchhoff
  
Discovery
In 1801
  
In 1861
  
Abundance
  
  
Abundance In Sun
~0.0000004 %
  
23
~0.000003 %
  
17
Abundance In Earth's Crust
Abundance In Humans
Not Available