1 Facts
1.1 Interesting Facts
- Rhodium is the rarest element out of all non-radioactive metals on the earth .
- Rhodium is one of the most durable and hard metal, which also have high reflectance.
- Calcium ranks 5th rank in the list of earth’s abundance Percentage.
- It is found in the compound state.
- Gypsum or calcium sulfate is used as plaster and plaster of paris.
1.2 Sources
Earth's crust, Found As a By-product, Found in Minerals, Mining
Earth's crust, Found in Minerals, Mining, Ores of Minerals
1.3 History
1.3.1 Who Discovered
William Hyde Wollaston
Humphry Davy
1.3.2 Discovery
1.4 Abundance
1.4.1 Abundance In Universe
6 * 10-8 %7 * 10-3 %
5E-09
0.11
1.4.2 Abundance In Sun
~0.0000002 %~0.007 %
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