Black Thor, Black Label and Big Daddy Chromite Deposits
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NI43-101 Technical Report – Black Thor, Black Label and Big Daddy Chromite Deposits National Instrument 43-101Technical Report Black Thor, Black Label and Big Daddy chromite deposits McFaulds Lake Area, Ontario, Canada Porcupine Mining Division, NTS 43D16 Mineral Resource Estimation Technical Report UTM: Zone 16, 551333m E, 5845928m N, NAD83 Prepared For Noront Resources Ltd. By Alan Aubut P.Geo. July 27, 2015 PO Box 304, Nipigon, Ontario, P0T 2J0 Tel: (807) 887-2300 Email: [email protected] i NI43-101 Technical Report – Black Thor, Black Label and Big Daddy Chromite Deposits ii NI43-101 Technical Report – Black Thor, Black Label and Big Daddy Chromite Deposits Table of Contents Table of Contents ......................................................................................................................................... iii List of Figures .............................................................................................................................................. vii List of Tables .............................................................................................................................................. viii 1. Summary ............................................................................................................................................... 1 1.1. Cautionary Note ............................................................................................................................ 3 2. Introduction .......................................................................................................................................... 4 3. Reliance on Other Experts .................................................................................................................... 5 4. Property Description and Location ....................................................................................................... 8 4.1. Property History and Underlying Agreements .............................................................................. 9 4.2. Parties to the Agreements .......................................................................................................... 10 5. Accessibility, Climate, Local Resources, Infrastructure and Physiography ......................................... 11 5.1. Accessibility ................................................................................................................................. 11 5.2. Climate ........................................................................................................................................ 11 5.3. Local resources ............................................................................................................................ 11 5.4. Infrastructure .............................................................................................................................. 11 5.5. Physiography ............................................................................................................................... 12 6. History ................................................................................................................................................. 13 6.1. General ........................................................................................................................................ 13 6.2. Discovery history ......................................................................................................................... 14 7. Geological Setting and Mineralisation ................................................................................................ 15 7.1. Regional geology ......................................................................................................................... 15 7.1.1. Precambrian Basement Complex ........................................................................................ 15 7.1.2. Paleozoic Platform Rocks .................................................................................................... 16 7.1.3. Quaternary Cover ................................................................................................................ 16 7.2. Local Geology .............................................................................................................................. 16 7.2.1. Volcanics ............................................................................................................................. 17 7.2.2. Ultramafic Rocks ................................................................................................................. 17 7.2.3. Felsic Intrusive Rocks .......................................................................................................... 19 7.2.4. Faulting ................................................................................................................................ 19 7.3 Mineralisation ............................................................................................................................. 19 7.3.1 Chromite Mineralisation ..................................................................................................... 19 7.3.1.1. Black Thor Chromite Zone ........................................................................................... 21 7.3.1.2. Black Label Chromite Zone .......................................................................................... 22 7.3.1.3. Big Daddy Chromite Zone ........................................................................................... 22 7.3.2 Sulphide Mineralisation ...................................................................................................... 23 7.3.3 Platinum Group Element Mineralisation ............................................................................ 23 8. Deposit Types ...................................................................................................................................... 24 9. Exploration .......................................................................................................................................... 25 10. Drilling ................................................................................................................................................. 28 11. Sample Preparation, Analyses and Security........................................................................................ 29 11.1. QA/QC Procedure ....................................................................................................................... 31 12. Data Verification ................................................................................................................................. 33 13. Mineral Processing and Metallurgical Testing .................................................................................... 34 13.1. Black Thor .................................................................................................................................... 34 13.1.1 Grindability Characteristics ................................................................................................. 34 iii NI43-101 Technical Report – Black Thor, Black Label and Big Daddy Chromite Deposits 13.1.1.1. Bond Ball and Rod Mill Work Index ............................................................................ 34 13.1.1.2. Bond Abrasion Index ................................................................................................... 34 13.1.1.3. Crusher Work Index .................................................................................................... 34 13.1.2 Tumbling Tests .................................................................................................................... 34 13.1.3 Variability Test Work ........................................................................................................... 34 13.1.3.1. Feed Preparation ......................................................................................................... 35 13.1.3.2. Coarse Processing ....................................................................................................... 35 13.1.3.3. Fines Processing .......................................................................................................... 35 13.1.3.4. Magnetic Separation ................................................................................................... 36 13.1.3.5. Thickening Test Work .................................................................................................. 36 13.1.3.6. Filtration Test Work .................................................................................................... 36 13.1.3.7. Conclusions ................................................................................................................. 36 13.1.4 Mintek Small Scale Smelting Tests ...................................................................................... 37 13.1.4.1. Part 1 ........................................................................................................................... 37 13.1.4.1.1. Scope............................................................................................................ 37 13.1.4.1.2. Findings ........................................................................................................ 37 13.1.4.2. Part 2 ..........................................................................................................................