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