Supporting Technical Assessments

i TABLE OF CONTENTS Executive Summary.............................................................................................................1 Wharekirauponga Underground Mine (WUG)................................................................1 Services Trench................................................................................................................1 Gladstone Open Pit (GOP), WUG Portal and Processing Plant areas.............................2 Tailings Storage Facility (TSF3) .....................................................................................2 Northern Rock Stack (NRS) ............................................................................................2 Maori Cultural Values .....................................................................................................3 Summary of Historic Heritage Requirements under the RMA: ......................................3 Summary of Historic Heritage Requirements under the HNZPTA:................................3 Introduction..........................................................................................................................4 Project Background .........................................................................................................4 Waihi North Project Description .....................................................................................4 Methodology....................................................................................................................5 Wharekirauponga Underground Mine (WUG)....................................................................1 The Proposal ....................................................................................................................1 Historical Background .....................................................................................................6 Recorded Archaeological Sites ........................................................................................7 Information from Early Survey Plans and Aerials.........................................................14 Field Assessment ...........................................................................................................21 Field Survey Results ......................................................................................................21 Service Trench ...................................................................................................................35 The Proposal ..................................................................................................................35 Recorded Historic Heritage ...........................................................................................35 Gladstone Open Pit (GOP), MUG and WUG Portals, and Processing Plant areas ...........41 The Proposal ..................................................................................................................41 Recorded Historic Heritage ...........................................................................................44 Tailings Storage Facility 3 (TSF3) ....................................................................................50 The Proposal ..................................................................................................................50 Recorded Historic Heritage ...........................................................................................51 North Rock Storage (NRS) ................................................................................................54 The Proposal ..................................................................................................................54 Recorded Historic Heritage ...........................................................................................56 Summary of Results...........................................................................................................59 Wharekirauponga Undergound Mine (WUG) ...............................................................59 Services Trench..............................................................................................................59 Gladstone Open Pit (GOP), WUG Portal and Processing Plant areas...........................60

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