MT MORGAN OPEN CUT PIT WATER QUALITY MODELLING stage 2 ● 16
3.1.2 TOTAL METALS AND OTHER PARAMETERS IN THE NEW TAILINGS
Heritage Minerals provided the Mt Morgan lab test results of the new tailings with total metals in ppm (mg/kg) (Table 3-4). Full laboratory assay report attached as an Appendix A.
Table 3-4 Total concentrations of elements in the new tailings
Analyte
Unit
Final tailings
Calcium as Ca
%
2.4
Magnesium as Mg
%
0.23%
Sodium as Na
%
0.17%
Aluminium as Al
%
1.5%
Arsenic as As
ppm
102
Barium as Ba
ppm
60
Bismuth as Bi
ppm
23
Cobalt as Co
ppm
62
Copper as Cu
ppm
216
Iron as Fe
%
16.7
Lead as Pb
mg/L
45.65
Manganese as Mn
%
0.02
Molybdenum as Mo
ppm
50
Nickel as Ni
mg/L
7.83
Selenium as Se
mg/L
26.09
Silver as Ag
ppm
0.4
Zinc as Zn
ppm
50
3.2 MODELING APPROACH The Geochemist's Workbench is a geochemical modelling tool which has from its introduction in 1991 set the standard in geochemical modelling. Program GSS is the Geochemist's spreadsheet, designed
www.hydrobiology.com
Heritage Minerals
Powered by FlippingBook