15% clean ore was also ground to the same size of clay minerals
and mixed with the ground clean ore slurry (P80 = 212 lm), followed
by the rheology measurement. It was found that the rheology
of the clean ore slurry (P80 = 212 lm) had little change after
the addition of 15% fine ground clean ore. Hence, in this study it
is the clay minerals added that affects the rheology of the slurry