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[-] altphoto@lemmy.today 3 points 3 days ago

Because they behave similarly electrically, chemically and dynamically by mass. So all the various ways of processing materials then always have a difficult path to separating the elements that are close to one another. Plus they're actually rare so only found in high enough concentration to make any economical sense getting from specific areas until there's a big enough market.

this post was submitted on 29 Oct 2026
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