Briefing
IP induced polarization ISO International Organization for Standardization LECO Laboratory Equipment Corporation LOM life of mine LWIR Longwave Infrared LTI Lost Time Incident M3 M3 Engineering and Technology Corp MRE mineral resource estimate MS mass spectrometry MWWAI Michael W. Key points: IP induced polarization ISO International Organization for Standardization LECO Laboratory Equipment Corporation LOM life of mine LWIR Longwave Infrared LTI Lost Time Incident M3 M3 Engineering and Technology Corp MRE mi; The results are positive with only one value at 0.045 g/t; Table 10-8: Estimated Metallurgical Recoveries from 2016 Feasibility Study – Gold and Silver Gold Silver Contained Recovered Recovered koz Recovery (%) Contained koz Recovery (%) koz koz Heap Leach 3,875 1,933 49.9 21,24; This TRS includes drill results received through March 17, 2025, which formed the basis of this mineral resource estimation model, and this updated report; A comparison of pre-2000 drilling and gold assay results versus the 2005-2024 gold assay results indicates that the old data averages higher grade than the new data when compared on a nearest neighbor basis; Assay procedures requested of ALS laboratories Reno and ALS Laboratories in Vancouver include: • ALS Au-AA23 testing: • FA gold with an atomic absorption spectroscopy (“AAS”) finish • FA Fusion with AAS finish for Au • 3. This brief is based on the cited source artifact and is intended as a research entry point, not a replacement for the original source or EGM canonical data tables.
Source Notes
IP induced polarization ISO International Organization for Standardization LECO Laboratory Equipment Corporation LOM life of mine LWIR Longwave Infrared LTI Lost Time...
Extractive summary evidence · source
The results are positive with only one value at 0.045 g/t.
Extractive summary evidence 2 · source
Table 10-8: Estimated Metallurgical Recoveries from 2016 Feasibility Study – Gold and Silver Gold Silver Contained Recovered Recovered koz Recovery (%) Contained...
Extractive summary evidence 3 · source
This TRS includes drill results received through March 17, 2025, which formed the basis of this mineral resource estimation model, and this...
Extractive summary evidence 4 · source
Extracted Document Text
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# 2026 Hycroft Technical Report Summary with Updated MRE Download Source: https://hycroftmining.com/_resources/reports/2026-Hycroft-Technical-Report-Updated-MRE.pdf?v=0.898 Published: 2026-06-11T14:03:27+00:00 Fetched: 2026-06-11T14:17:48.21+00:00 Source artifact: af752043-e144-49e5-bac1-7f6ac60ed078 Normalizer input: text ## Content HYCROFT MINE Hycroft Technical Report Summary and Initial Assessment Nevada, USA Effective Date: January 21, 2026 Prepared for Hycroft Mining Holding Corporation PO Box 3030 Winnemucca, NV 89446 Prepared by Ausenco Engineering South USA Contributing Authors: Ausenco Engineering South USA Inc. Hycroft Mining Holding Corporation Independent Mining Consultants Inc. WestLand Engineering & Environmental Services, Inc. Date and Signature Page This technical report summary (“TRS”), entitled “Initial Assessment and Technical Report Summary on the Hycroft Mine Project, Nevada, US is current as of January 21, 2026, and has been prepared by: Qualified Person or Responsible for the following sections Signature Date Consulting Firm 1.1, 1.2, 1.3, 1.8, 2.1-2.4.1, 2.5-2.7, 3.1-3.7, 3.10-3.12, 4, Ausenco Engineering South 10, 12-19, 21, 22.1 22.2, 22.5, 22.7.1.3, 22.7.2.2, 23.3. “signed” January 21, 2026 USA, Inc. 23.5 and portions of sections 1.10, 1.11, 24, and 25 Hycroft Mining Holding 1.4, 3.9 and 5 “signed” January 21, 2026 Corporation 1.5, 1.6, 1.7, 1.9, 2.4.2, 6, 7, 8, 9, 11, 20, 22.3, 22.4, Independent Mining 22.6, 22.7.1.1, 22.7.1.2, 22.7.1.4, 22.7.2.1, 22.7.2.3 23.1, “signed” January 21, 2026 Consultants, Inc. 23.2, 23.4 and portions of sections 1.10, 1.11, 24, and 25 WestLand Engineering & 3.8 “signed” January 21, 2026 Environmental Services, Inc. Table of Contents 1 Executive Summary ...................................................................................................................................................................................... 1 1.1 Introduction .......................................................................................................................................................................................................... 1 1.2 Terms of Reference ............................................................................................................................................................................................. 1 1.3 Mineral Tenure, Surface Rights, Water Rights, and Agreements..........................................................................................................2 1.4 History .....................................................................................................................................................................................................................2 1.5 Geology and Mineralization.............................................................................................................................................................................3 1.6 Exploration .............................................................................................................................................................................................................4 1.6.1 Exploration Targets .............................................................................................................................................................................4 1.7 Sampling ................................................................................................................................................................................................................4 1.8 Metallurgical Testwork .......................................................................................................................................................................................4 1.9 Mineral Resource Estimate ...............................................................................................................................................................................5 1.10 Conclusions ...........................................................................................................................................................................................................9 1.11 Recommendations ..............................................................................................................................................................................................9 2 Introduction ................................................................................................................................................................................................. 10 2.1 Introduction ........................................................................................................................................................................................................ 10 2.2 Terms of Reference ........................................................................................................................................................................................... 10 2.3 Qualified Persons ................................................................................................................................................................................................11 2.4 Site Visits and Scope of Personal Inspection .............................................................................................................................................11 2.4.1 Site inspection for Jonathan Cooper ............................................................................................................................................. 11 2.4.2 Site inspection for John Marek........................................................................................................................................................ 11 2.5 Effective Dates .....................................................................................................................................................................................................11 2.6 Information Sources and References ...........................................................................................................................................................11 2.6.1 General .................................................................................................................................................................................................. 11 2.6.2 Previous technical reports ................................................................................................................................................................ 11 2.7 Currency, Units, Abbreviations and Definitions ....................................................................................................................................... 12 3 Property Description .................................................................................................................................................................................. 16 3.1 Introduction ........................................................................................................................................................................................................ 16 3.2 Property and Title in Jurisdiction ................................................................................................................................................................. 16 3.3 Project Ownership ............................................................................................................................................................................................. 17 3.4 Property Agreements ....................................................................................................................................................................................... 19 3.5 Surface Rights .................................................................................................................................................................................................... 22 3.6 Water Rights ....................................................................................................................................................................................................... 22 3.7 Liabilities and Encumbrances ....................................................................................................................................................................... 22 3.8 Environmental Considerations ..................................................................................................................................................................... 22 3.9 Safety Considerations ..................................................................................................................................................................................... 23 HYCROFT MINE | Hycroft Technical Report Summary and Initial Assessment Page | i 3.10 Permitting Considerations ............................................................................................................................................................................. 23 3.10.1 Hycroft Expansion Permitting and Timelines ............................................................................................................................ 25 3.10.2 Crofoot Heap Leach Facility Closure ........................................................................................................................................... 27 3.11 Social License Considerations ...................................................................................................................................................................... 27 3.12 Project risks and uncertainties ..................................................................................................................................................................... 28 4 Accessibility, Climate, Local Resources, Infrastructure and Physiography ................................................................................... 29 4.1 Physiography ..................................................................................................................................................................................................... 29 4.2 Accessibility ........................................................................................................................................................................................................ 29 4.3 Climate ................................................................................................................................................................................................................. 29 4.4 Local Resources and Infrastructure ............................................................................................................................................................ 29 4.5 Seismicity ............................................................................................................................................................................................................ 32 5 History .......................................................................................................................................................................................................... 33 5.1 Regional History................................................................................................................................................................................................ 33 5.2 Property Exploration History ........................................................................................................................................................................ 33 5.3 Production ... 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