Facts About Zirconium and Thorium
Interesting Facts
- Zirconium metal can resist to weak acids.
- Zirconium metal reacts with oxygen and nitrogen in the atmosphere.
  
- 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.
  
Sources
Found in Minerals, Mining, Ores of Minerals
  
Found in Minerals, Mining
  
History
  
  
Who Discovered
Martin Heinrich Klaproth
  
Jöns Jakob Berzelius
  
Discovery
In 1789
  
In 1829
  
Abundance
  
  
Abundance In Sun
~0.000004 %
  
16
Abundance In Earth's Crust
Abundance In Humans
Not Available