1 Facts
1.1 Interesting Facts
- Chromium is highly reactive, hence it is not found free in nature.
- Ores of Chromites mineral are the major source of Chromium metal.
- Almost 90% leather tanning is done with the help of chromium.
- 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 metals, Ores of Minerals
Found in Minerals, Mining
1.3 History
1.3.1 Who Discovered
Louis Nicolas Vauquelin
Jöns Jakob Berzelius
1.3.2 Discovery
In Between 1797 - 1798
In 1829
1.4 Abundance
1.4.1 Abundance In Universe
1.5 * 10-3 %3 * 10-4 %
5E-09
0.11
1.5.2 Abundance In Sun
~0.002 %~0.0004 %
1E-08
0.1
1.5.4 Abundance In Meteorites
1.5.6 Abundance In Earth's Crust
2.1.2 Abundance In Oceans
2.1.5 Abundance In Humans