1 Facts
1.1 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.
- Samarium metals helps stimulating body metabolism.
- Samarium metals was 1st observed by Jean Charles Galissard de Marignac in Dydimia in 1853.
1.2 Sources
Found in Minerals, Mining
Found in Minerals, Mining, Ores of Minerals
1.3 History
1.3.1 Who Discovered
Jöns Jakob Berzelius
Lecoq de Boisbaudran
1.3.2 Discovery
1.4 Abundance
1.4.1 Abundance In Universe
3 * 10-4 %5 * 10-7 %
5E-09
0.11
1.4.2 Abundance In Sun
~0.0004 %~0.0000001 %
1E-08
0.1
1.4.3 Abundance In Meteorites
1.4.4 Abundance In Earth's Crust
1.4.5 Abundance In Oceans
1.4.6 Abundance In Humans