Economic and Environmental Geology

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Table. 3.

Table. 3.

Result of chemical analysis of the sample (Unit in wt. %)

Cake (n=13)
SiO2 Al2O3 Fe2O3 CaO MgO K2O Na2O TiO2 MnO P2O5 LOI
Mean 56.45 17.17 7.47 2.92 2.72 4.00 1.77 0.92 0.12 0.20 5.91
Min. 43.58 11.7 3.25 0.87 0.71 2.27 1 0.45 0.09 0.11 3.34
Max. 66.25 21.1 10.58 11.99 7.22 5.04 3.02 1.6 0.18 0.62 9.45
By-product (n=8)
Mean 66.40 13.86 4.84 2.23 1.97 3.91 2.25 0.62 0.08 0.18 3.24
Min. 55.46 10.92 2.19 0.75 0.72 3.17 1.1 0.4 0.04 0.08 1.41
Max. 74.56 17.03 8.93 3.24 3.36 5.08 3.39 0.97 0.13 0.41 5.06

LOI = Loss on ignition

Econ. Environ. Geol. 2021;54:605-13 https://doi.org/10.9719/EEG.2021.54.5.605
© 2021 Econ. Environ. Geol.