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Facts About Thorium and Lanthanum


Facts About Lanthanum 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.
  
  • Lanthanum metal is highly malleable, ductile and sectile.
  • If exposed to air Lanthanum metal oxidizes rapidly.
  

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

History
  
  

Who Discovered
Jöns Jakob Berzelius   
Carl Gustaf Mosander   

Discovery
In 1829   
In 1838   

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 %   
32

Abundance In Earth's Crust
0.66 %   
7
0.00 %   
19

Abundance In Oceans
0.00 %   
15
0.00 %   
29

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