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According to a quick google, there are approximately 120 million metric tons of rare earths in the world. So that's not a minuscule amount, but also not earth-s
by LudwigNagasena 4y ago
According to a quick google, there are approximately 120 million metric tons of rare earths in the world. So that's not a minuscule amount, but also not earth-shattering.
- detrites 4y agoSeems about 200-300k is mined per year worldwide [0], so maybe it is a large amount if it could account for 3-4 years worth of the worlds mined supply. [0] - https://www.kitco.com/news/2022-02-07/Global-rare-earth-metals-production-up-17-in-2021-as-production-in-China-jumps-20.html https://www.kitco.com/news/2022-02-07/Global-rare-earth-meta...
- KptMarchewa 4y agoThose are "reserves" means proven deposits. There's generally no point of searching for more if you have proven deposits for decades ahead. That's why all the early predictions for peak oil have failed, the proponents assumed "proven oil reserves" are all that's left, while we still continue to search and find more. US ratio of "proven reserves" to production is stable for around 100 years.