FINAL TOPSOIL RIVER TERRACE DEPOSITS RESIDUAL SOIL WHIRITOA ANDESITE SILT with some sand; dark brown. Very soft; moist; low plasticity; trace rootlets; sand, fine to medium (TOPSOIL) CORE LOSS Sandy silty CLAY; brown. Very soft, moist, high plasticity, trace rootlets (RIVER TERRACE DEPOSITS) GRAVEL with some sand, cobbles and boulders; grey. Dense; moist; gravel, fine to coarse sub angular to sub rounded, slightly weathered, porphyritic andesite; iron oxidation at clast boundaries. Possible fine matrix - washed out during drilling. 2.00 becomes medium dense CORE LOSS (inferred soft ground) Sandy SILT with some gravel; reddish brown mottled black. Firm; moist; high plasticity; sand, fine to coarse; gravel, fine, sub angular to sub rounded (RESIDUAL SOIL - ALLOPHANE) Completely weathered; pale whitish brown speckled black and locally stained orange; massive welded TUFF; extremely weak; partially recovered as gravel sized fragments (WHIRITOA ANDESITE) CORE LOSS (inferred soft ground) Completely weathered; pale whitish brown speckled black and locally stained orange; massive welded TUFF; extremely weak; partially recovered as gravel sized fragments End of Hole @ 9.45m, Target Depth 2-09-2020 2/09-2020 23-09-2020 0.2 0 0.6 0.9 3 2.8 4 6.6 7.15 CW VS VS D MD F M M M HQTT SPT HQTT HQTT SPT HQTT SPT HQTT HQTT SPT HQTT SPT HQTT SPT HQTT SPT SPT 3/2 7/18 7/12 N = 44 SPT 6/3 4/2 5/10 N = 21 SPT 1/0 1/1 1/2 N = 5 SPT 2/1 2/2 2/3 N = 9 SPT 2/3 2/3 2/2 N = 9 SPT 2/3 4/4 4/4 N = 16 SPT 3/4 3/5 6/9 N = 23 TCR: 60 TCR: 200 TCR: 133 TCR: 64 TCR: 123 TCR: 137 TCR: 95 TCR: 48 TCR: 100 0 1 2 3 4 5 6 7 8 9 10 Geological Unit Material Description Instrumentation Installation Commenced: 2/09/2020 Easting: 2763826.49 Hole No. : WFBH005 Completed: 2/09/2020 Sheet : 1 of 1 Hole Length : 9.45 Project : WKP Exploration Tunnel - Ground Investigation Client : Oceana Gold Corporation / GWS / Golder Job Number: 12533958 Processed : HJ System: NZMG 1949 Northing: 6423868.607 Checked : JHS Datum: NZVD2016 Logged : HJ Site : Willows Farm, Waihi North, Scale @ A4 : 1:50 Method: SURVEY RL: 149.973 m Water level Notes and Comments: Refer to explanation sheets for abbreviation and symbols. Shear Vane values are corrected. Ground Water Level Time Date Reading Hole depth (mbgl) (mbgl) Equipment: Tractor Rig, (Rig 83) Orientation: Inclination: Vertical 02/09/20 10:00 0.75 2.45 02/09/20 12:00 1.7 3.45 02/09/20 14:00 1.55 4.95 23/09/20 10:45 2.8 1.39 End of Hole @ 9.45m Silt Pond Dam Area No water return information Contractor: Alton Drilling Ltd SPT ETR: 81% Depth (m) 1 2 3 4 5 6 7 8 9 RL (m) 149 148 147 146 145 144 143 142 141 140 Graphic Report ID: GENERAL_LOG-BK1 || Project: WILLOWS FARM BHS.GPJ || Library: GHD - NZGD.GLB || Date: 10 May 2021 Weathering Flush Return (%) 25 50 75 Consistency / Relative Density Moisture condition Casing Method Result Sample Number / Type Estimated Strength (MPa) Defect Spacing (mm) EW VW W MS VS ES 20 60 200 600 2000 TCR SCR RQD (%)
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