Particles in the size range of 150-250 um were washed in distilled water, rinsed in acetone, and the crystals separated from iron-containing particles with a magnetic separator [**] .
(Particles in the size range of 150-250; were washed; L:in distilled water) (distilled water; rinsed; L:in acetone) (the crystals; separated; from iron-containing particles)
Particles in the size range of 150-250 distilled water the crystals
were washed rinsed separated
L:in distilled water
L:in acetone
from iron-containing particles