CORINTHIA PROJECT MINING PROPOSAL 6 NOVEMBER 2018 DOCUMENT ID: ADA-COR-MPR-02_REVB EGS: S0232164 CONTACT: CLAY GORDON – GROUP GEOLOGIST EMAIL: [email protected] PHONE: (61) 427 491 680 STREET ADDRESS: LEVEL 3, 140 ST GEORGES TERRACE, PERTH, WA, 6000 P a g e | i POSTAL ADDRESS: PO BOX 7515, CLOISTERS SQUARE, PERTH, WA, 6850 MINING PROPOSAL Corinthia Project Document prepared for: ADAMAN RESOURCES PTY LTD Contact Person: Clay Gordon – Group Geologist Email: [email protected] Phone: +61 427 491 680 Street Address: Level 3, 140 St Georges Terrace, Perth, WA, 6000 Postal Address: PO Box 7515, Cloisters Square, Perth, WA, 6850 Document developed by: PRESTON CONSULTING PTY LTD Contact Person Phil Scott – Director Email: [email protected] Website: www.prestonconsulting.com.au Phone: +61 8 9221 0011 Fax: +61 8 9221 4783 Street Address: Level 3, 201 Adelaide Terrace, East Perth WA 6004 Postal Address: PO Box 3093, East Perth WA 6892 Disclaimer This Report has been prepared on behalf of and for the exclusive use of Adaman Resources Pty Ltd and is subject to and issued in accordance with the agreement between Preston Consulting Pty Ltd and Adaman Resources Pty Ltd. Preston Consulting Pty Ltd accepts no liability or responsibility whatsoever for or in respect of any use of or reliance upon this Report by any third party. Copying of any part of this Report without the express permission of Preston Consulting Pty Ltd and Adaman Resources Pty Ltd is not permitted. P a g e | ii MINING PROPOSAL Corinthia Project CONTENTS LIST OF FIGURES ............................................................................................................................................... V LIST OF TABLES ................................................................................................................................................ V LIST OF APPENDICES ...................................................................................................................................... V 1 INTRODUCTION ................................................................................................................................ 6 2 MINING PROPOSAL CHECKLIST .................................................................................................. 8 3 SUMMARY AND COMMITMENTS ............................................................................................. 12 4 BACKGROUND INFORMATION ................................................................................................. 16 Ownership ................................................................................................................................................................ 16 Project Objectives ................................................................................................................................................. 18 Location and Site Layout Plans ...................................................................................................................... 18 History ........................................................................................................................................................................ 21 Existing Facilities .................................................................................................................................................. 21 5 EXISTING ENVIRONMENT .......................................................................................................... 22 Regional Setting .................................................................................................................................................... 22 Geology ...................................................................................................................................................................... 22 Acid Generation from Waste Rock and Tailings ..................................................................................... 24 Soils and Soil Profiles .......................................................................................................................................... 24 Hydrology ................................................................................................................................................................. 27 SURFACE WATER ....................................................................................................................................................... 27 GROUNDWATER ......................................................................................................................................................... 29 Climate ....................................................................................................................................................................... 29 Flora and Fauna .................................................................................................................................................... 30 FLORA AND VEGETATION ........................................................................................................................................ 30 WEEDS .......................................................................................................................................................................... 31 FAUNA ........................................................................................................................................................................... 32 FERAL ANIMALS ......................................................................................................................................................... 34 Social Environment .............................................................................................................................................. 34 European Heritage ................................................................................................................................................ 34 Aboriginal Heritage .............................................................................................................................................. 34 6 PROJECT DESCRIPTION .............................................................................................................. 34 Area of Disturbance Table ................................................................................................................................ 35 Mining Operations ................................................................................................................................................ 36 Mine Design .............................................................................................................................................................. 37 Waste Rock ............................................................................................................................................................... 37 Dewatering ............................................................................................................................................................... 37 P a g e | iii MINING PROPOSAL Corinthia Project Ore Processing ........................................................................................................................................................ 40 Tailings Storage .................................................................................................................................................... 40 Support Facilities .................................................................................................................................................. 40 Workforce ................................................................................................................................................................. 40 Transportation Corridors ................................................................................................................................. 40 Resource Requirement and Regional Infrastructure ........................................................................... 40 Water Supply ........................................................................................................................................................... 40 Power Supply ........................................................................................................................................................... 41 Compliance with Legislation and Other Approvals .............................................................................. 41 7 ENVIRONMENTAL IMPACTS AND MANAGEMENT ............................................................. 42 Risk Assessment ..................................................................................................................................................... 44 Land Clearing ......................................................................................................................................................... 47 Water .......................................................................................................................................................................... 47 Surface Water .......................................................................................................................................................... 47 Groundwater ...........................................................................................................................................................