Supporting Technical Assessments

80 HQ Coring 8 Termination Depth = 21m 21.0 [] -,Joint set 1 from 19.9m becomes very closely spacedclosely spaced PO Box 6543 Auckland 1141 GHD Limited Project Quattro OceanaGold Ltd Waihi - TSF3 51/37083 Site Identification: Logged: Processed: Checked: Project: Client: Site: Job No.: AP09 JM AS LP BOREHOLE with Piezo LOG Commenced: 01-Jun-17 Completed: 01-Jun-17 Contractor: Perry Geotech Datum: Mine (1000 m) Total Depth: 21.0m Sheet 3 of 3 BOREHOLE LOG NZ ALT 5137083_NZ LIB_PROJECT QUATTRO - TSF3 LP COMPLETE DRAFT.GPJ NZ GINT DATA TEMPLATE VER 1.5.GDT 10/8/17 Piezometer Shear Vane: Drilling Method 21 22 23 24 25 26 27 28 29 30 -90 Comments: ROCK DESCRIPTION: Weathering, colour, fabric, ROCK NAME (Formation Name) W MS VS S Water Bore Diameter (mm): Inclination: VW ES Core Run / Recovery (%) 20 60 200 600 2000 SOIL DESCRIPTION: (Soil Code), Soil Name [minor MAJOR], colour, structure [zoning, defects, cementing], plasticity or grain size, secondary components, structure. (Geological Formation) / Defect Spacing (mm) RQD (%) Estimated Rock Strength EW Graphic Log Classification Support / Casing (m) tractor JD Tractor Rig Depth (m)/ [Elev.] Equipment: Weathering Consistency/ Relative Density Moisture Condition TESTS & SAMPLES / ROCK MASS DEFECTS: Depth, Type, Inclinations, Roughness, Texture, Aperture, Coating Geological Fm 21 22 23 24 25 26 27 28 29 30 96 Coordinates: Refer to attached Table Elevation: Refer to attached Table

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