Facts About Thorium and Thallium
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.
  
- Compounds of Thallium metal are highly Toxic.
- Thallium metal is being suspected as a human carcinogen.
  
Sources
Found in Minerals, Mining
  
Found As a By-product, Ores of metals, Ores of Minerals
  
History
  
  
Who Discovered
Jöns Jakob Berzelius
  
William Crookes
  
Discovery
In 1829
  
In 1861
  
Abundance
  
  
Abundance In Sun
~0.0000001 %
  
26
Abundance In Earth's Crust