Facts About Neodymium and Protactinium
Facts
Interesting Facts
- Neodymium is not found free in nature, hence it is not a native metal.
- Neodymium metal found in minerals like Monazite and Bastnaesite.
- Protactinium metal has 29 isotopes.
- Isotopes of Protactinium-231 used in nuclear weapon.
Sources
Found in Minerals, Mining
Found in Uranium Ores, Mining, Ores of metals
History
Who Discovered
Carl Auer von Welsbach
William Crookes
Discovery
In 1885
In 1900
Abundance
Abundance In Universe
1 * 10-6 %
16
Not Available
Abundance In Sun
~0.0000003 %
24
~-9999 %
Abundance In Meteorites
0.00 %
30
Not Available
Abundance In Earth's Crust
0.00 %
20
0.00 %
99+
Abundance In Oceans
0.00 %
30
0.00 %
99+
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