Facts About Rhodium and Californium
Interesting Facts
- Rhodium is the rarest element out of all non-radioactive metals on the earth .
- Rhodium is one of the most durable and hard metal, which also have high reflectance.
  
- Californium metal is very harmful and highly radioactive.
- Californium metal is the heaviest metal.
  
Sources
Earth's crust, Found As a By-product, Found in Minerals, Mining
  
Made by Bombarding Curium with Helium Ions
  
History
  
  
Who Discovered
William Hyde Wollaston
  
Lawrence Berkeley National Laboratory
  
Discovery
In 1804
  
In 1950
  
Abundance
  
  
Abundance In Universe
Not Available
  
Abundance In Sun
~0.0000002 %
  
25
~-9999 %
  
Abundance In Meteorites
Not Available
  
Abundance In Earth's Crust
Not Available