Facts About Strontium and Zirconium
Interesting Facts
- Strontium element is softer than Calcium.
- Silvery Strontium turns yellow, if exposed to air.
  
- Zirconium metal can resist to weak acids.
- Zirconium metal reacts with oxygen and nitrogen in the atmosphere.
  
Sources
Found in Minerals, Mining, Ores of Minerals
  
Found in Minerals, Mining, Ores of Minerals
  
History
  
  
Who Discovered
William Cruickshank
  
Martin Heinrich Klaproth
  
Discovery
In 1787
  
In 1789
  
Abundance
  
  
Abundance In Sun
~0.000005 %
  
15
~0.000004 %
  
16
Abundance In Earth's Crust