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I'm building a mining colony world with large mine-able deposits of rare earth elements (REEs). One source of REEs on Earth is alkaline carbonitite magma. On Earth, I believe, it is thought to be d...
I'm building a mining colony world with large mine-able deposits of rare earth elements (REEs). One source of REEs on Earth is alkaline carbonitite magma. On Earth, I believe, it is thought to be d...