1 Facts
1.1 Interesting Facts
- It is found in copper ores and from the crust of the earth.
- It is the most malleable and ductile metal.
- Gold alloys are used in Dentistry as fillings, crowning, clips, etc. It is also used as an artificial limb joints.
- 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
Earth's crust, Mining, Ores of metals
Found in Minerals, Mining
1.3 History
1.3.1 Who Discovered
Unknown
Jöns Jakob Berzelius
1.3.2 Discovery
1.4 Abundance
1.4.1 Abundance In Universe
6 * 10-8 %3 * 10-4 %
5E-09
0.11
1.4.2 Abundance In Sun
~0.0000001 %~0.0004 %
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