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Questions tagged [uranium]

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23 votes
3 answers
10k views

What percent of the Earth's core is uranium?

What percent of the Earth's core is uranium? And how much of the heat at the core is from radioactive decay rather than other forces?
Steve Farkus's user avatar
5 votes
1 answer
1k views

Why is uranium only in the crust, really?

As I know, uranium is currently thought that it is mainly in the crust and not in the core or in the mantle. The reason for that it is a siderophile element which means it won't be solved in molten ...
peterh's user avatar
  • 670
17 votes
2 answers
4k views

How much Uranium is there in the Earth's Crust?

Are there any estimates of the amount of Uranium there is in Earth's Crust? From what I know, it's supposed that there are large amounts of Uranium in Earth's Core, the decay of which is responsible ...
Cjxcz Odjcayrwl's user avatar
12 votes
2 answers
4k views

Why are salt domes suitable for the final disposal of nuclear waste?

I keep reading that final storage sites for nuclear waste are being built in salt domes. In the case of the German Gorleben project, the salt domes were determined to be unsuitable after prolonged ...
Weiss's user avatar
  • 2,043
9 votes
1 answer
317 views

Did an impact crater influence the formation of uranium deposits in South Australia?

As a supplementary question Did an impact crater cause the formation of the gas fields in north eastern South Australia . South Australia is a well documented uranium province. Could an impact crater, ...
Fred's user avatar
  • 24.7k
7 votes
1 answer
624 views

Does Earth's magnetic field arise from a fission reactor in its core?

I heard about the georeactor hypothesis (Herndon, 1993), which claims that there is a natural atomic fission reactor in the Earth's core giving rise to the geomagnetic field. Further, Herndon claims ...
Radja Callier's user avatar