Facts About Strontium and Thorium
Facts
Interesting Facts
- Strontium element is softer than Calcium.
- Silvery Strontium turns yellow, if exposed to air.
- 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.
Sources
Found in Minerals, Mining, Ores of Minerals
Found in Minerals, Mining
History
Who Discovered
William Cruickshank
Jöns Jakob Berzelius
Discovery
In 1787
In 1829
Abundance
Abundance In Universe
4 * 10-6 %
14
3 * 10-4 %
9
Abundance In Sun
~0.000005 %
15
~0.0004 %
9
Abundance In Meteorites
0.00 %
15
0.05 %
11
Abundance In Earth's Crust
0.04 %
10
0.66 %
7
Abundance In Oceans
0.00 %
4
0.00 %
15
Abundance In Humans
0.00 %
7
Not Available
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