“Extremely rare rocks” is not the same thing as “extremely rare minerals” and is definitely not the same thing as “extremely rare elements.”
Comment on Anon discovers magic and its uses
NOT_RICK@lemmy.world 1 day ago
What’s extremely rare about silicon?
topherclay@lemmy.world 16 hours ago
00L10@feddit.org 1 day ago
Maybe it’s about the stuff that’s added to the silicon.
olosta@lemmy.world 1 day ago
Purity is a concern.
techspot.com/…/102377-two-mines-north-carolina-ke…
Thorry84@feddit.nl 1 day ago
But that’s more of an economic issue than it is a technical one. It’s possible to process the less pure stuff, but it’s cheaper to just get the good stuff to start with.