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Facts About Thorium and Iridium


Facts About Iridium and Thorium


Facts

Interesting Facts
  • Thorium metal is used as an alternate option over Uranium for nuclear fuel.
  • Thorium metals appearance (silvery white, soft) is somewhat similar to Lead metal.
  
  • Iridium element occurs as natural alloys of Platinum and Osmium.
  • Iridium element is known as the most corrosion resistance metal .
  

Sources
Found in Minerals, Mining   
Found in Minerals, Mining, Ores of Minerals   

History
  
  

Who Discovered
Jöns Jakob Berzelius   
Smithson Tennant   

Discovery
In 1829   
In 1803   

Abundance
  
  

Abundance In Universe
3 * 10-4 %   
9
2 * 10-7 %   
22

Abundance In Sun
~0.0004 %   
9
~0.0000002 %   
25

Abundance In Meteorites
0.05 %   
11
0.00 %   
29

Abundance In Earth's Crust
0.66 %   
7
0.00 %   
99+

Abundance In Oceans
0.00 %   
15
Not Available   

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