FINAL TOPSOIL RESIDUAL SOIL - ALLOPHANE COLLUVIUM WHIRITOA ANDESITE SILT with some sand; dark brown. Very soft; moist; low plasticity; trace rootlets; sand, fine to medium (TOPSOIL) Sandy silty CLAY; brown. Very soft; moist; high plasticity; sand, fine to medium (RESIDUAL SOIL - ALLOPHANE) CORE LOSS Silty CLAY with some sand; orangish brown mottled grey. Soft; moist; extremely high plasticity; sand, fine to medium Silty CLAY; with minor sand; pale grey. Soft; moist; high plasticity; sand, fine to medium. 1.80 XRD lab test results: major: quartz; minor: halloysite, tridymite, cristobalite; trace: gibbsite, smectite Gravelly COBBLES with some boulders and silt; grey. Moist; very dense; clast supported; gravel, fine to coarse, sub angular to subrounded; cobbles and boulders, sub rounded, slightly weathered, strong porphyritic andesite; iron oxidation on clast boundaries (possible COLLUVIUM) CORE LOSS Gravelly COBBLES with some boulders and silt; grey. Moist; very dense; clast supported; gravel, fine to coarse, sub angular to subrounded; cobbles and boulders, sub rounded, slightly weathered, strong porphyritic andesite; iron oxidation on clast boundaries Completely weathered; greyish brown speckled white and orange; massive welded TUFF; recovered as gravel sized fragments (WHIRITOA ANDESITE) CORE LOSS Completely weathered; greyish brown speckled white and orange; massive welded TUFF; recovered as gravel sized fragments Moderately weathered; grey; porphyritic ANDESITE; magnetic (possible bedrock or colluvium - unconfirmed) 8-09-2020 23-09-2020 0 0.5 1 0.9 1.6 2.85 4.45 4.9 6.4 6.9 7.5 9.2 CW MW VS VS S S 'VD' M M M M M HQTT HQTT HQTT HQTT HQTT HQTT HQTT HQTT HQTT HQTT HQTT HQTT HQTT 1.20 1.80 1.40 2.00 D-D1 D-D2 TCR: 70 TCR: 81 TCR: 119 TCR: 100 TCR: 100 TCR: 96 TCR: 47 TCR: 95 TCR: 100 TCR: 33 TCR: 100 TCR: 90 TCR: 100 0 1 2 3 4 5 6 7 8 9 10 Geological Unit Material Description Instrumentation Installation Commenced: 8/09/2020 Easting: 2763689.493 Hole No. : WFBH004 Completed: 8/09/2020 Sheet : 1 of 2 Hole Length : 15 Project : WKP Exploration Tunnel - Ground Investigation Client : Oceana Gold Corporation / GWS / Golder Job Number: 12533958 Processed : HJ System: NZMG 1949 Northing: 6423889.712 Checked : JHS Datum: NZVD2016 Logged : HJ Site : Willows Farm, Waihi North, Scale @ A4 : 1:50 Method: SURVEY RL: 161.242 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 08/09/20 12:00 2.06 5.3 08/09/20 14:00 2.26 7.8 08/09/20 17:00 2.2 15 23/09/20 11:10 6.84 6.2 End of Hole @ 15m Silt Pond Area, No SPT's undertaken due to faulty equipment No water return information Field soil descriptions have been adjusted to reflect lab test results were applicable Contractor: Alton Drilling Ltd Depth (m) 1 2 3 4 5 6 7 8 9 RL (m) 161 160 159 158 157 156 155 154 153 152 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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