1 Facts
1.1 Interesting Facts
- Iridium element occurs as natural alloys of Platinum and Osmium.
- Iridium element is known as the most corrosion resistance metal .
- 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.
1.2 Sources
Found in Minerals, Mining, Ores of Minerals
Found in Minerals, Mining
1.3 History
1.3.1 Who Discovered
Smithson Tennant
Jöns Jakob Berzelius
1.3.2 Discovery
1.4 Abundance
1.4.1 Abundance In Universe
2 * 10-7 %3 * 10-4 %
5E-09
0.11
1.7.1 Abundance In Sun
~0.0000002 %~0.0004 %
1E-08
0.1
1.12.1 Abundance In Meteorites
2.3.2 Abundance In Earth's Crust
4.3.2 Abundance In Oceans
5.5.3 Abundance In Humans