Facts About Yttrium and Strontium
Interesting Facts
- Yttrium Metal is highly toxic.
- Yttrium Metal is highly reactive in nature hence not found free in nature.
  
- 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
Johan Gadolin
  
William Cruickshank
  
Discovery
In 1794
  
In 1787
  
Abundance
  
  
Abundance In Sun
~0.0000001 %
  
26
~0.000005 %
  
15
Abundance In Earth's Crust
Abundance In Humans
Not Available