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