Environment, Science, Electronics, Recycling, Tech.
Here’s what they found: The calculated ΣREY for the entire research area is more than 16 million tons of rare-earth oxides (Mt-REO) (average ΣREY=964 ppm). In addition, the mud is especially enriched in Y [yttrium] and HREE [heavy rare earth elements], which accounted for 44% (Y: 4.4 Mt-REO; HREE: