Supporting Technical Assessments

FINAL 100.10 JT, 70°/ 70°, u, r, CA 101.30 JT, 40°/ 20°, u, r, CN 101.85 JT, 80°/ 220°, u, r, CLAY, trace CA 102.10 JT, 45°/ 50°, u, r, CN 102.80 JT, 60°/ 300°, u, r, CA, trace CLAY 102.88 JT, 72°/ 70°, u, r, CN 103.62 - 103.65 SS, 45°/ 295°, u, r, CLAY, trace gravel fragments 104.00 JT, 60°/ 305°, u, r, CN 104.20 JT, 30°/ 190°, u, r, CN 104.35 JT, 60°/ 40°, st, sm, CLAY 104.95 JT, 50°/ 308°, u, r, CN 105.38 JT, 50°/ 300°, u, r, CA 105.80 JT, 18°/ 280°, u, r, CA 106.00 JT, 25°/ 160°, u, r, CA, trace CLAY, low confidence ori 107.10 JT, 25°/ 260°, u, r, CN, trace CA 107.68 JT, 70°/ 60°, u, sl, CLAY 108.00 - 108.30 VN, 18°/ 120°, u, r, CA, trace Py and other sulphides 108.90 JT, 10°/ 270°, u, sm, CA, trace sulphides 109.56 JT, 75°/ 20°, u, r, CA, trace sulphides 109.65 JT, 60°/ 20°, u, r, CA, trace WAIPUPU FORMATION Slightly weathered; grey; porphyritic ANDESITE; strong; pyrite disseminated; non magnetic; some randomly orientated calcite veins (2-6 mm) with pale grey alteration halos; some gravel to boulder sized inclusions of red (hematite altered) andesite (continued from layer starting at 67.5m ) TCR: 100 RQD: 94 TCR: 100 RQD: 100 TCR: 100 RQD: 95 TCR: 100 RQD: 100 TCR: 100 RQD: 100 TCR: 100 RQD: 100 TCR: 100 RQD: 90 PQTT PQTT PQTT PQTT PQTT PQTT PQTT SW Sample / Test 100 101 102 103 104 105 106 107 108 109 110 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) 101 102 103 104 105 106 107 108 109 RL (m) 170 169 168 Graphic Notes and Comments: Refer to explanation sheets for abbreviation and symbols. Ground Water Level Time Date Reading Hole depth (mbgl) (mbgl) Equipment: Rig 85 Orientation: 301° Inclination: -20° End of Hole @ 706.8m Contractor: Alton Drilling Casing Method Commenced: 17/05/2021 Easting: 2762594 Hole No. : WNDD011 Completed: 6/07/2021 Sheet : 11 of 71 Hole Length : 706.8 Project : WKP Exploration Tunnel - Ground Investigations Client : OceanaGold Corporation Job Number: 12533958 Processed : HJ System: NZMG 1949 Northing: 6424371 Checked : JHS Datum: NZVD2016 Logged : HJ Site : Willows Farm, Waihi North, Scale @ A4 : 1:50 Method: SURVEY RL: 205 m Flush Return (%) 25 50 75 Weathering Instrumentation Installation Water level Report ID: ROCKLOG || Project: WNDD011.GPJ || Library: GHD - NZGD.GLB || Date: 30 August 2021

RkJQdWJsaXNoZXIy MjE2NDg3