Facts About Platinum and Strontium
Interesting Facts
- Platinum is the rarest metal from the Precious metal categories..
- Commercially Platinum is produced as a byproduct in ores of nickel.
  
- Strontium element is softer than Calcium.
- Silvery Strontium turns yellow, if exposed to air.
  
Sources
Mining, Ores of metals, Ores of Minerals
  
Found in Minerals, Mining, Ores of Minerals
  
History
  
  
Who Discovered
Antonio de Ulloa
  
William Cruickshank
  
Discovery
In 1735
  
In 1787
  
Abundance
  
  
Abundance In Sun
~0.0000009 %
  
19
~0.000005 %
  
15
Abundance In Earth's Crust
Abundance In Oceans
Not Available
  
Abundance In Humans
Not Available