FINAL TOPSOIL RESIDUAL SOIL - ALLOPHANE WAIPUPU FORMATION SILT; brown. Very soft; moist; low plasticity; rootlets (TOPSOIL) CORE LOSS Silty CLAY with some sand; orange. Very soft; moist; high plasticity; sand, fine to medium (RESIDUAL SOIL - ALLOPHANE) CORE LOSS Sandy CLAY; orange. Very soft; moist; high plasticity; sand, fine to medium. Silty fine to medium GRAVEL; grey. Very loose; moist; low plasticity; subangular to subrounded moderately weathered andesite (RESIDUAL SOIL of WAIPUPU FORMATION) Silty CLAY with some sand and gravel; brownish grey mottled orange. Very soft; moist; high plasticity; sand, fine to medium; gravel; fine subrounded andesite Gravelly coarse SAND; grey. Medium dense; moist; gravel, fine, subangular to subrounded (possible drilling induced damage to core) Sandy silty CLAY with some gravel; brownish grey. Hard; moist; high plasticity; sand, fine to medium; gravel, fine, subangular to subrounded andesite (core re-drilled) Completely weathered; grey; massive LAPILLI TUFF (andesite); extremely weak; recovered as gravel sized fragments (WAIPUPU FORMATION) CORE LOSS Completely weathered; grey; massive LAPILLI TUFF (andesite); extremely weak; recovered as gravel sized fragments, subangular to subrounded 9.15 - 9.35 Recovered as solid core 20-10-2020 - 22-10-2020 0.30.150 1.1 1.4 2.45 2.82.65 4.4 6.3 7.2 7.95 CW VS VS VS VL S MD H M M M M M M M HQTT HQTT SPT HQTT HQTT SPT HQTT HQTT SPT HQTT HQTT SPT HQTT HQTT SPT HQTT HQTT HQTT HQTT HQTT SPT 0/0 0/0 0/1 N = 1 SPT 1/2 3/3 4/7 N = 14 SPT 3/4 6/7 9/13 N = 35 SPT 3/3 5/5 5/7 N = 22 (solid cone) SPT 3/10 16/19 13 for 60mm N > 50 0.80 1.00 D-D1 TCR: 73 TCR: 56 TCR: 100 TCR: 57 TCR: 100 TCR: 100 TCR: 100 TCR: 100 RQD: 0 TCR: 100 RQD: 0 TCR: 6 RQD: 0 TCR: 100 RQD: 0 TCR: 60 RQD: 0 TCR: 100 RQD: 0 TCR: 100 RQD: 0 TCR: 0 0 1 2 3 4 5 6 7 8 9 10 Geological Unit Material Description Instrumentation Installation Commenced: 20/10/2020 Easting: 2762718.664 Hole No. : WFBH012-D Completed: 22/10/2020 Sheet : 1 of 2 Hole Length : 18.3 Project : WKP Exploration Tunnel - Ground Investigation Client : Oceana Gold Corporation / GWS / Golder Job Number: 12533958 Processed : HJ System: NZMG 1949 Northing: 6424155.793 Checked : JHS Datum: NZVD2016 Logged : HJ Site : Willows Farm, Waihi North, Scale @ A4 : 1:50 Method: SURVEY RL: 246.49 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: Fly Rig (Rig #33) Orientation: Inclination: Vertical 20/10/20 10:00 1.9 2.45 20/10/20 17:00 2.5 5.45 21/10/20 07:00 2 5.45 22/10/20 17:00 2.4 18.3 End of Hole @ 18.3m Tunnel Alignment - Gully Crossing Piezo No water return information Contractor: Alton Drilling Ltd Depth (m) 1 2 3 4 5 6 7 8 9 RL (m) 246 245 244 243 242 241 240 239 238 237 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 (%) RESIDUAL SOIL of WAIPUPU FORMATION
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