Researchers find potential new source of rare earth elements
IMAGE: These are rare earth oxides of gadolinium, praseodymium, cerium, samarium, lanthanum and neodymium. view more Credit: USDA ARS Researchers have found a possible new source of rare earth elements – phosphate rock waste – and an environmentally friendly way to get them out, according to a study published in the Journal of Chemical Thermodynamics. The…