Supporting Technical Assessments

The Power of Commitment GHD Limited 138 Victoria Street, Level 3 Christchurch Central, Canterbury 8013, New Zealand T +64 3 378 0900 | F +64 3 377 8575 | E [email protected]@ghd.com | ghd.com Printed date 16/06/2022 7:26:00 am Last saved date 15 June 2022 File name https://projectsportal.ghd.com/sites/sp01_01/wharekirauponga2/ProjectDocs/Deliverables/Final/WAI985-000-REP-LC-0013.E.1.IAC.docx Author Tim Mulliner Project manager Tim Mulliner Client name Oceana Gold NZ Ltd Project name Wharekirauponga Document title Geochemical Assessment Wharekirauponga Underground Mine (WAI-985-000-REP-LC-0013) | Wharekirauponga Underground Mine (WAI-985-000-REP-LC-0013_Rev0.1) Revision version Rev 0 Project number 12552081 Document status Status Code Revision Author Reviewer Approved for issue Name Signature Name Signature Date S4 0 Tim Mulliner Anthony Kirk Siobhan Hartwell 16/06/2022 © GHD 2022 This document is and shall remain the property of GHD. The document may only be used for the purpose for which it was commissioned and in accordance with the Terms of Engagement for the commission. Unauthorised use of this document in any form whatsoever is prohibited.

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