FINAL 20.60 VN, 75°, u, r, CA 21.90 JT, 82°, u, sm, CA 22.95 JT, 75°, u, r, CN 23.30 JT, 80°, u, r, CN 23.40 JT, 80°, u, r, CN 23.45 JT, 45°, u, r, CA 23.50 JT, 40°, u, r, CN 23.95 JT, 15°, u, r, CN 24.60 JT, 75°, u, r, CN 24.90 JT, 70°, u, r, CA 25.95 JT, 25°, st, r, CN 27.05 VN, 40°, u, r, CA 29.40 VN, 30°, pl, r, CA WAIPUPU FORMATION Highly weathered; grey; porphyritic ANDESITE; weak, massive; significant drilling disturbance (continued from layer starting at 14.3m ) 20.90 - 21.60 recovered as gravel sized fragments 22.00 - 23.20 significant drilling disturbance; recovered as gravel sized fragments Highly weathered; grey; LAPILLI TUFF (andesite); weak; poly-clastic, angular to subangular gravel sized clasts, some cobble sized clasts, calcite disseminated in matrix and around clast boundaries; shear surfaces throughout; recovered as gravel sized fragments to 26.40m Moderately weathered; pale grey porphyritic ANDESITE; weak; some drilling disturbance TCR: 100 RQD: 36 TCR: 100 RQD: 38 TCR: 100 RQD: 0 TCR: 100 RQD: 17 TCR: 100 RQD: 33 TCR: 100 RQD: 75 TCR: 100 RQD: 80 TCR: 100 RQD: 80 TCR: 100 RQD: 43 TCR: 100 RQD: 86 TCR: 100 RQD: 93 26 28.5 PQTT PQTT PQTT PQTT PQTT PQTT PQTT PQTT PQTT PQTT PQTT HW HW MW Sample / Test 20 21 22 23 24 25 26 27 28 29 30 20 60 200 600 2000 Estimated Strength (MPa) Defect Spacing (mm) Description (and sub Detail) Visual Defect Result Geological Unit Material Description Number / Type EW VW W MS S VS ES TCR RQD SCR (%) Depth (m) 21 22 23 24 25 26 27 28 29 RL (m) 217 216 215 214 213 212 211 210 209 208 Graphic 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: RIG 83 Orientation: 0° Inclination: -90° End of Hole @ 231.7m Vibrating Wire Piezometers at 49.00m, 142.00m, 217.00m PLT are corrected to Is(50) Contractor: Alton Drilling Ltd Casing Method Commenced: 29/07/2020 Easting: 2762466.08 Hole No. : WNDD007 Completed: 11/08/2020 Sheet : 3 of 24 Hole Length : 231.7 Project : WKP Exploration Tunnel - Ground Investigations Client : OceanaGold Corporation Job Number: 12533958 Processed : HJ System: NZMG Northing: 6424304.837 Checked : JHS Datum: NZVD2016 Logged : HJ Site : Willows Farm, Waihi North, Scale @ A4 : 1:50 Method: SURVEY RL: 237.07 m Flush Return (%) 25 50 75 Weathering Instrumentation Installation Water level Report ID: ROCKLOG || Project: WNDD007.GPJ || Library: GHD - NZGD.GLB || Date: 15 September 2021
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