Questions tagged [rare-earth]

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solubility of rare earth sulphides at different pH?

Will rare earth sulfides in soil be more soluble in aqueous solutions with lower pH? How can I know whether these sulfides will dissolve better at low or high pH or will it not be affected?
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Are there significant amounts of rare earth elements on Iceland?

The rare earth elements form in magmatic rocks. The Iceland is very active vulcanic region, and it's, to my knowledge, entirely build from magmatic rocks. So it wouldn't be surprising if there were ...
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Is the majority of Earth not unique?

Realize that comparing planets is hard, but is Earth really that unique? More to the point, if everything say 20-km below sea-level up into the exosphere disappeared (and the moon too) - what would ...
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3answers
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What are rare earths and why do they cluster near alkaline magmatism?

'Rare earths' play a vital role in the modern economy, and they are becoming more of a point of focus in geopolitical realms. What are 'rare earths' and why do they appear to cluster in association ...