Processing Bastnasite Ore
Average composition of ore from the San Bernardino deposit is less than 0.1 pct ThO2, 25 to 35 pct calcite, 10 pct rare earth oxides, 15 to 20 pct silica, and 30 to 40 pct barite. Rare earth content of the ore analyzes 50.7 pct CeO, 4.2 pct Pr6O11 11.7 pct Nd2O3, 1.3 pct Sm2O3, … Read more