| La propiedad | HSD-R | HSD-WL | HSD-WH |
| REO% | >94 | >94 | >97 |
| CeO 2 /REO% | 62-75 | 62-75 | >97 |
| La 2 O 3 /REO% | 25-30 | 25-35 | <0,01 |
| Pr 6 S 11 /REO% | 1-2 | <0,01 | <0,01 |
| F% | 4-5 | 4-5 | 1-2 |
| H 2 O% | <0,5 | <0,5 | <0,5 |
| La propiedad | HSD-R | HSD-WL | HSD-WH |
| Apariencia | De color rojo marróN | Blanco | Blanco |
| D50 um | 2.0-2.5 | 2.0-2.5 | 2.0-2.5 |
| D100 um | <9 | <9 | <9 |
| PH | 6-8 | 6-8 | 6-8 |