Compiled Reference Document - MCU25/0020 (As Published)

                                                                                        BH1 1.00-1.25
Client Sample ID                                                                        M                    BH1 1.25-1.5 M BH1 1.5-1.75 M BH1 1.75-2.0 M
Sample Matrix                                                                           Soil                 Soil           Soil           Soil
Eurofins Sample No.                                                                     B25-Fe0047934 B25-Fe0047935 B25-Fe0047936 B25-Fe0047937
Date Sampled                                                                            Feb 18, 2025         Feb 18, 2025    Feb 18, 2025     Feb 18, 2025
Test/Reference                                                 LOR           Unit
Net Acidity (Including ANC)
s-CRS Suite - Net Acidity - NASSG (including ANC)               0.02        %S                   -                  < 0.02         -                    -
CRS Suite - Net Acidity - NASSG (Including ANC)                  10        mol H+/t              -                   < 10          -                    -
CRS Suite - Liming Rate - NASSG (Including ANC)S01                1        kg CaCO3/t            -                   <1            -                    -
Chromium Suite (SKCl) - NASSG (Excluding ANC)
<2mm Fraction                                                  0.005           g                 -                    74           -                    -
>2mm Fraction                                                  0.005           g                 -                 < 0.005         -                    -
Analysed Material                                               0.1            %                 -                   100           -                    -
Extraneous Material                                             0.1            %                 -                  < 0.1          -                    -
Sample Properties
% Moisture                                                        1            %                 -                    13           -                    -



Client Sample ID                                                                        BH1 2.0-2.25 M BH1 2.25-2.5 M BH1 2.5-2.75 M BH1 2.75-3.0 M
Sample Matrix                                                                           Soil           Soil           Soil           Soil
Eurofins Sample No.                                                                     B25-Fe0047938 B25-Fe0047939 B25-Fe0047940 B25-Fe0047941
Date Sampled                                                                            Feb 18, 2025         Feb 18, 2025    Feb 18, 2025     Feb 18, 2025
Test/Reference                                                 LOR           Unit
Acid Sulfate Soils Field pH Test
pH-F (Field pH test)*                                           0.1        pH Units             12                    12          12                  11
pH-FOX (Field pH Peroxide test)*                                0.1        pH Units             11                    11          12                  11
Reaction Ratings*S05                                             0         comment              4.0                   4.0         4.0                 4.0
Actual Acidity (NLM-3.2)
pH-KCL (NLM-3.1)                                                0.1        pH Units              -                   11            -                    -
Titratable Actual Acidity (NLM-3.2)                              2         mol H+/t              -                   <2            -                    -
Titratable Actual Acidity (NLM-3.2)                            0.003       % pyrite S            -                 < 0.003         -                    -
Potential Acidity - Chromium Reducible Sulfur
Chromium Reducible Sulfur (s-SCr) (NLM-2.1)S04                 0.005        %S                   -                  0.035          -                    -
Chromium Reducible Sulfur (a-SCr) (NLM-2.1)                      3         mol H+/t              -                    22           -                    -
Extractable Sulfur
Sulfur - KCl Extractable                                       0.005         %S                  -                  0.070          -                    -
HCl Extractable Sulfur                                         0.005         %S                  -                   N/A           -                    -
Retained Acidity (S-NAS)
Net Acid soluble sulfur (SNAS) NLM-4.1                         0.005         %S                  -                    N/A          -                    -
Net Acid soluble sulfur (s-SNAS) NLM-4.1S02                    0.005         %S                  -                    N/A          -                    -
Net Acid soluble sulfur (a-SNAS) NLM-4.1                         2         mol H+/t              -                    N/A          -                    -
HCl Extractable Sulfur Correction Factor                         1          factor               -                    2.0          -                    -
Acid Neutralising Capacity (ANCbt)
Acid Neutralising Capacity - (ANCbt) (NLM-5.2)                  0.01       % CaCO3               -                    3.8          -                    -
Acid Neutralising Capacity - (s-ANCbt) (NLM-5.2)S03             0.02         %S                  -                    1.2          -                    -
Acid Neutralising Capacity - (a-ANCbt) (NLM-5.2)                 2         mol H+/t              -                    770          -                    -
ANC Fineness Factor                                                         factor               -                    1.5          -                    -
Net Acidity (Including ANC)
s-CRS Suite - Net Acidity - NASSG (including ANC)               0.02        %S                   -                  < 0.02         -                    -
CRS Suite - Net Acidity - NASSG (Including ANC)                  10        mol H+/t              -                   < 10          -                    -
CRS Suite - Liming Rate - NASSG (Including ANC)S01                1        kg CaCO3/t            -                   <1            -                    -




                                        Eurofins Environment Testing 1/21 Smallwood Place, Murarrie, QLD, Australia 4172                         Page 2 of 15

 Date Reported: Feb 25, 2025                              ABN : 50 005 085 521 Tel: +61 7 3902 4600                                 Report Number: 1189604-S