Research Article

CO2 Leakage-Induced Contamination in Shallow Potable Aquifer and Associated Health Risk Assessment

Table 2

Mineral volume fractions for shallow groundwater aquifer materials. A total of 7 primary and 5 secondary minerals were selected.

Primary mineralVol. fraction

QuartzSiO2
KaoliniteAl2Si2O5(OH)4
IlliteK0.6Mg0.25Al1.8(Al0.5Si3.5O10)(OH)2
K-feldsparKAlSi3O8
ArsenopyriteFeAsS
CalciteCaCO3
MagnesiteMgCO3

Secondary mineralVol. fraction

ChloriteMg2.5Fe2.5Al2Si3O10(OH)80.00
Dolomite(CaMg(CO3)2)0.00
GoethiteFeO(OH)0.00
OligoclaseCaNa4Al6Si14O400.00
Smectite-CaCa0.145Mg0.26Al1.77Si3.97O10(OH)0.00