Neodymium: Difference between revisions
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(Created page with "https://en.wikipedia.org/wiki/Neodymium#Occurrence_and_production 38 mg per kg of crust - that is pretty abundant, though it's considered a rare earth.") |
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Latest revision as of 22:13, 9 April 2020
https://en.wikipedia.org/wiki/Neodymium#Occurrence_and_production
38 mg per kg of crust - that is pretty abundant, though it's considered a rare earth.