1 Facts
1.1 Interesting Facts
- Copper rarely found in its pure form in nature.
- Copper Sulfate is mostly used in agricultural poison and as an algicide in water purification system.
- Hafnium metal is highly reactive, hence not found free in nature.
- Hafnium metal as predicated after Mendeleev finished his periodic table.
1.2 Sources
Found in Minerals
By-product Zirconium Refining
1.3 History
1.3.1 Who Discovered
Unknown
Dirk Coster and George de Hevesy
1.3.2 Discovery
In Middle East (9000 BCE)
In 1922
1.4 Abundance
1.4.1 Abundance In Universe
6 * 10-6 %7 * 10-8 %
5E-09
0.11
1.4.2 Abundance In Sun
~0.00007 %~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