Mass balance study of a multistage process for the ...
2021-9-1 · The beneficiation process, mainly designed for the extraction of REEs from this deposit, includes crushing and grinding steps to reduce the particle size to 30 µm and to release useful particle (REE-bearing minerals, fluorspar) from the gangues, followed by a flotation step to separate REE-bearing and fluorspar minerals from the gangue.
