Facts About Rubidium and Strontium
Interesting Facts
- Rubidium metal is 16th most common element found in the earth crust.
- Rubidium metal also found in minerals as well as seawater.
  
- Strontium element is softer than Calcium.
- Silvery Strontium turns yellow, if exposed to air.
  
Sources
Obtained from Lithium Production.
  
Found in Minerals, Mining, Ores of Minerals
  
History
  
  
Who Discovered
Robert Bunsen and Gustav Kirchhoff
  
William Cruickshank
  
Discovery
In 1861
  
In 1787
  
Abundance
  
  
Abundance In Sun
~0.000003 %
  
17
~0.000005 %
  
15
Abundance In Earth's Crust