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Questions tagged [uranium]

The tag has no usage guidance, but it has a tag wiki.

2
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1answer
23 views

Where to start searching to find more radioactive minerals?

I'm pretty new to all this... I've recently purchased a Geiger counter, and am hoping to locate rocks like pitchblende and other radioactive minerals for my collection. I'm based in the North West ...
0
votes
2answers
128 views

Is there any correlation between Australia's uranium deposits and the unique animals?

Australian animals are very different than the rest of the world. I wonder if the radiation of Australia's Uranium deposits have anything to do with why animals uniquely evolved? For instance, ...
6
votes
1answer
314 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 ...
7
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3answers
258 views

Uranium Deposits in the Ocean?

I was wondering whether there are any uranium deposits in the ocean floor, or in the rock walls of the continental shelf, etc. I was hoping to have some deep sea uranium deposits accessible from the ...
4
votes
1answer
362 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 ...
20
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2answers
5k 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?
21
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2answers
2k views

Why does phosphate rock contain uranium?

I have been doing some research on the issue of phosphogypsum pollution. Phosphogypsum is a waste by-product formed with the "wet process" method of extraction of phosphoric acid out of phosphate ...
8
votes
1answer
433 views

Why does Australia have extensive uranium ore deposits?

According to the World Nuclear Energy page about Australia's uranium deposits, the continent's known uranium resources are the world's largest – 31% of the world total. Of which In 2013 ...
9
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1answer
184 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, ...
23
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1answer
3k views

Natural nuclear explosions

I'm aware of the Oklo reactor and other natural nuclear fission reactors, in which geological processes can lead to the formation of a sustained, self-regulating uranium fission reactor. Is it also ...
16
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2answers
2k 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 ...