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.
- Platinum is the rarest metal from the Precious metal categories..
- Commercially Platinum is produced as a byproduct in ores of nickel.
1.2 Sources
Found in Minerals, Mining, Ores of metals, Ores of Minerals
Mining, Ores of metals, Ores of Minerals
1.3 History
1.3.1 Who Discovered
Louis Nicolas Vauquelin
Antonio de Ulloa
1.3.2 Discovery
In Between 1797 - 1798
In 1735
1.4 Abundance
1.4.1 Abundance In Universe
1.5 * 10-3 %5 * 10-7 %
5E-09
0.11
1.4.2 Abundance In Sun
~0.002 %~0.0000009 %
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