reference
The term 'rare earths' refers to a group of 17 elements typically found in the same ore deposits, specifically cerium, dysprosium, erbium, europium, gadolinium, holmium, lanthanum, lutetium, neodymium, praseodymium, promethium, samarium, scandium, terbium, thulium, ytterbium, and yttrium.
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Sources
- Refreshing global energy security policy and infrastructure for the ... www.global-solutions-initiative.org via serper
Referenced by nodes (1)
- rare earth elements concept