8
Feed HPAL Residue
Other Minerals 0.15 0.27
Sulphates 0.06 5.83
Fe-(Ti)- Oxides 0.41 0.03
Other Silicates 1.79 0.90
Quartz 0.77 1.33
Si-(Al,Mg,K,Mn,Fe) 1.88 1.62
Fe Mn Oxide 1.45 0.45
Mn-(Cu,Ni) 18.7 2.19
Saccoite 0.00 0.25
Mn-(Si,S)-Ox 2.83 13.74
Fe-(Mn) Silicate 15.6 8.79
Mn-(high Si)-Ox 56.1 61.4
MnO 0.20 3.19
0
10
20
30
40
50
60
70
80
90
100
Figure 4. Summary of mineral mass (wt%) for the Feed and HPAL Residue
Table 8. P80 (μm) for selected minerals
Mineral /ple Feed HPAL Residue
Particle 39 151
MnO 14 22
Mn-(high Si)-Ox 31 150
Fe-(Mn) Silicate 9 8
Mn-(Si,S)-Ox 14 32
Saccoite 6 18
Mn(Cu,Ni) 39 26
Fe Mn Oxide 7 5
Si-(Al,Mg,K,Mn,Fe) 10 10
Quartz 13 19
Other silicates 14 13
Fe-(Ti)-Oxides 31 12
Sulphates 9 18
Mineral
Abundance(wt.%)
Feed HPAL Residue
Other Minerals 0.15 0.27
Sulphates 0.06 5.83
Fe-(Ti)- Oxides 0.41 0.03
Other Silicates 1.79 0.90
Quartz 0.77 1.33
Si-(Al,Mg,K,Mn,Fe) 1.88 1.62
Fe Mn Oxide 1.45 0.45
Mn-(Cu,Ni) 18.7 2.19
Saccoite 0.00 0.25
Mn-(Si,S)-Ox 2.83 13.74
Fe-(Mn) Silicate 15.6 8.79
Mn-(high Si)-Ox 56.1 61.4
MnO 0.20 3.19
0
10
20
30
40
50
60
70
80
90
100
Figure 4. Summary of mineral mass (wt%) for the Feed and HPAL Residue
Table 8. P80 (μm) for selected minerals
Mineral /ple Feed HPAL Residue
Particle 39 151
MnO 14 22
Mn-(high Si)-Ox 31 150
Fe-(Mn) Silicate 9 8
Mn-(Si,S)-Ox 14 32
Saccoite 6 18
Mn(Cu,Ni) 39 26
Fe Mn Oxide 7 5
Si-(Al,Mg,K,Mn,Fe) 10 10
Quartz 13 19
Other silicates 14 13
Fe-(Ti)-Oxides 31 12
Sulphates 9 18
Mineral
Abundance(wt.%)