Northern Star Resources Ltd · ASX:NST
Northern Star Resources — Investor Presentation (July 2014)
50 slides from Northern Star Resources's investor presentation, Jul 30, 2014
Slide 1: Northern Star Resources Limited
For personal use only Northern Star Resources Limited An Australian gold miner – for global investors July 2014
Slide 2: Disclaimer: Competent Persons Statements
Disclaimer Competent Persons Statements The information in this announcement that relates to Paulsens and Ashburton mineral resource estimations, exploration results, data quality, geological interpretations, potential for eventual economic extraction and estimates of exploration potential, is based
Slide 3: The Four Points of Northern Star
The Four Points of Northern Star High-grade, low cost mines For personal use only producing +550ozpa Outstanding potential for Multiple operations all growth via existing operations in Australia Steady dividends 3
Slide 4: Northern Star: A Summary
Northern Star: A Summary Market capitalisation: A$1.03B at A$1.77 per share For personal use only Second-biggest ASX-listed gold miner by production Annual production +550,000oz at targeted AISC of <A$1,050/oz Critical mass from five operating sites all in Australia Total reserves 1.5Moz; total reso
Slide 5: Group FY2015 Expected Production Guidance
Group FY2015 Expected Production Guidance Group production guidance is expected to be between For personal use only 550,000oz to 600,000oz for FY2015 Group AISC of <A$1,050/oz Guidance Operation Min Max Paulsens 80 90 Plutonic 100 110 Kanowna Belle 80 85 Kundana 100 110 Jundee 190 205 Total 550 600
Slide 6: Team With a Track Record
Team With a Track Record Shares Options Board - Successful record in discovering and developing mines For personal use only Total 587.4M 1.5M BILL BEAMENT Managing Director (Mining Engineer) * As at 30 July 2014 Non-Executive Chairman – Independent CHRIS ROWE (Barrister and Solicitor) Share price: A
Slide 7: Welcome to Jundee Gold Mine
Welcome to Jundee Gold Mine For personal use only 7
Slide 8: Operation Overview
Jundee Operation Overview Location : Western Australia - 50km Northeast of the town of Wiluna and 970km Northeast of Perth For personal use only Current operations: Mechanised underground operations from 3 separate portals - ore is accessed and extracted through declines and ore drives with top-
Slide 9: Operation Overview: Consistent Historical Operational Statistics
Jundee Operation Overview For personal use only Consistent Historical Operational Statistics 9
Slide 10: Mine and Infrastructure
Jundee Mine and Infrastructure Cook • Underground Operations For personal use only Keating – 3 Operational Portals (Barton, Invicta, and Gateway) with a Reid total of 203.4km of underground development done since commencing of UG operations in Aug 1997. Northwest – Multiple narrow vein mineralised l
Slide 11: History, Exploration and Discovery
History, Exploration and Discovery Jundee - Nimary Goldfield 1978-1983 Chevron explores for base metals For personal use only 1983-1989 M. Creasy finds gold nuggets 1989 Nimary tenements dropped Nimary 1989-1990 Hunter Resources - lag anomaly 36,400 ounces 1991-1992 No further work 1993-1995 Eagle M
Slide 12: Regional Geology - Jundee Goldfield
Regional Geology - Jundee Goldfield For personal use only •Moiler’s Shear zone Province Archean Yilgarn Craton Area Eastern Goldfields •Nimary Fault Northern Yandal Greenstone Belt Few historic workings, sparse outcrop and truncated lateritic profile Sequence Felsic - mafic - ultramafic dominated gr
Slide 13: Au Deposit – Geological Setting
Jundee Au Deposit – Geological Setting For personal use only Gold mineralisation (2,700 million years (Archaean), occurs within a Greenstone sequence of ~ 2.2km thick consisting of Achaean basalts and sedimentary units intruded by dolerite sills and dacitic porphyries over an area of 4km (long) and
Slide 14: Reserves as at June 2014
Jundee Reserves as at June 2014 For personal use only GOLD MINERAL RESERVES As at 30 June 2014 PROVED and PROBABLE Tonnes Grade Ounces Based on attributable ounces (000's) (gpt) (000's) JUNDEE GOLD PROJECT Underground Barton Cardassian 85.7 6.1 16.9 Gateway 442.3 7.3 104 Hamptons 70.6 5.4 12.2 Invic
Slide 15: Resources as at June 2014
Jundee Reserves as at June 2014 For personal use only GOLD MINERAL RESOURCES As at 30 June 2014 TOTAL (MI&Inf) Tonnes Grade Ounces Based on attributable ounces (000's) (gpt) (000's) JUNDEE GOLD PROJECT Underground Barton Cardassian 98.8 6.1 19.5 Gateway 758.1 6.5 158.1 Hamptons 64.9 5.8 12.2 Invicta
Slide 16: Gold Mine - Long Section and High Priority Targets
Jundee Gold Mine - Long Section and High Priority Targets For personal use only 16
Slide 17: Gold Mine - Long Section Decline and Mined Stopes
Jundee Gold Mine - Long Section Decline and Mined Stopes For personal use only 17
Slide 18: Gold Mine – In-mine material remaining above cut-off
Jundee Gold Mine – In-mine material remaining above cut-off For personal use only 0m 500m Drillhole intercepts N 18
Slide 19: Jundee Exploration
19 For personal use only Jundee Exploration
Slide 20: Nexus-Moneyline-Midas
Jundee Nexus-Moneyline-Midas Three Dominant trends coinciding with Nim 3 Pit. For personal use only Significant proportion of RC drilling in the model – RC data has been assigned lower resource category. Moneyline 0404Lode Existing Nim Nexus sits mid way between Development the Barton and Gateway Or
Slide 21: Invicta-Wilson Gap Target Overview
Invicta-Wilson Gap Target Overview For personal use only DEAKIN NORTH Pipeline Stage: Resource Targeting with advance to Reserve in FY14 Deposit Target: 125kt @ 6g/t for 40koz/Au INVICTA Deakin Pit Invicta South Extension & Wilson North Extension DEAKIN SOUTH ~200m strike x 200m vertical extent of p
Slide 22: Invicta-Wilson Gap (Invicta South/Wilson North)
Jundee Invicta-Wilson Gap (Invicta South/Wilson North) For personal use only [email protected]/t Invicta Reserve 0.42m@103g/t 101kt @ 11.2g/t for 36.3koz 0.3m@228g/t 0.34m@471g/t 0.55m@247g/t 0.6m@108g/t [email protected]/t 0.39m@1,140g/t Invicta Remnant Model 2 & 3 Initial assessment ~35koz 12WWN - 12V VENT DR
Slide 23: Invicta In-Mine Potential
Invicta In-Mine Potential Invicta In-mine material evaluated by For personal use only Engineering mid-2013 based on Sample from development on 5V900S. current resource model. 22 March 2014 Model does not include face chip data and was not high resolution enough for full remnant stope evaluation. Eva
Slide 24: In-Mine Material Targets (Westside example - Opportunity 77)
In-Mine Material Targets (Westside example - Opportunity 77) N For personal use only Fault ~15,000 oz potential. 0.01g/t 19.2g/t Short waste access <50m from 28WSNRAD. 9.3g/t 27WSS 31.0g/t 18.1g/t 49.3g/t 356.0g/t 53.6g/t 27L 105g/t 13.6g/t 29.3t 14.3g/t 63.1g/t •S 56.5g/t 12.7g/t 28L 2.46g/t 1.7m@9
Slide 25: Gateway-Gringotts Extensions Target Overview
Gateway-Gringotts Extensions Target Overview New Material & Conversion Upside High grade Upper Gringotts - not in current Mine Plan Infill Drilling since Resource Model in August ’13 Little drilling required Higher grades than expected locally, For personal use only Upper & Lower levels of GGT were
Slide 26: Visible Gold - Samples and Style
Visible Gold - Samples and Style For personal use only Gold “veinlet” in quartz Gold in carbonate - quartz veinlet Coarse-grained nuggets Gold in fracture fault plane 26
Slide 27: Large nugget effect in orebodies
Large nugget effect in orebodies: (Allows for exploration upside given previous NEM philosophy) For personal use only Vein containing extreme visible gold in the backs (gold visible in photos taken from 10 metres away) Average face grade calculated from sample lines just 4 metres away was just 4.88
Slide 28: Underground Mine Areas Cardassian
Underground Mine Areas Cardassian Mining commenced in 2007 For personal use only Development currently down to 27L 28
Slide 29: Underground Mine Areas Deakin
Underground Mine Areas Deakin Mining commenced in 2010 For personal use only Development currently down to 8L 29
Slide 30: Underground Mine Areas Westside Way North
Underground Mine Areas Westside Way North Mining commenced in 2011 For personal use only Development currently down to 14L 30
Slide 31: Underground Mine Areas Westside / Lyons
Underground Mine Areas Westside / Lyons Mining commenced in 2001 For personal use only Development currently down to 39L 31
Slide 32: Underground Mine Areas Gateway / Gringotts
Underground Mine Areas Gateway / Gringotts Gateway Gringotts For personal use only Mining commenced in 2011 Development to commence mining this year Development currently down to 14L 32
Slide 33: Jundee Exploration
33 For personal use only Jundee Exploration
Slide 34: Exploration Upside
Jundee – Exploration Upside For personal use only Jundee tenements comprise 420 km2 with more than 1,000 identified mineralised lodes containing many high-grade point anomalies Overview The Westside system currently provides the majority of Jundee underground reserves Systematic drill testing of thi
Slide 35: Mine Exploration – Projects
Jundee Mine Exploration – Projects Jundee In Mine Jundee Near Mine Jundee Regional For personal use only Nexus/Midas/Moneyline Invicta In-mine Areas Reserve GTW/Gringotts Barton In-mine Areas Wilson Development Nim Westside Deakin Nexus/Midas/Moneyline Invicta Sth/Wilson Nth Resource Targeting Nexus
Slide 36: Appendix
36 For personal use only Appendix
Slide 37: Basic Processing Circuit Conventional CIL Plant
Jundee Basic Processing Circuit Conventional CIL Plant Jundee Process Flow Sheet – General Circuit Diagram For personal use only 37
Slide 38: Mining Planning - Underground Sequence
Mining Planning - Underground Sequence For personal use only Declines Level access development Ore drives Stoping •27L 38
Slide 39: Geology
Jundee Geology Jundee greenstone package is ~2.2km thick; dipping 45SW - 80SW up to subvertical Nimary fault. For personal use only Lower greenschist facies; high textural preservation. Dacite, granodiorite and lamprophyre intrusions are common. Dolerite are the most prospective lithology and host
Slide 40: Mine Stratigraphy
Jundee Mine Stratigraphy For personal use only 40
Slide 41: Mineralisation Style - High Grade and High Nugget
Mineralisation Style - High Grade and High Nugget For personal use only 41
Slide 42: Mineralisation Style - High Grade and High Nugget
Mineralisation Style - High Grade and High Nugget For personal use only 42
Slide 43: Mineralisation Style - High Grade and High Nugget
Mineralisation Style - High Grade and High Nugget For personal use only 43
Slide 44: In-Mine Depth Extensions
Jundee In-Mine Depth Extensions For personal use only Ultramafic packages host mineralisation off Newmont leases – Bogada Bore / Plover Bore prospects Targets – “new” dolerite packages within Fisher Basalt; rheological & chemical contrast at Fisher Basalt and Komatiite contact; mineralisation within
Slide 45: Historic Deep Hole – JRD9915 into Ultramafics
Historic Deep Hole – JRD9915 into Ultramafics For personal use only A single deep diamond hole in the Jundee Mine area intercepted the Plover Bore ultramafic sequence (JRD9915 from 1012m), this was drilled on the Barton North project in the northern part of the Jundee mining areas. In this hole the
Slide 46: Historic Hole into Ultramafics
Historic Hole into Ultramafics For personal use only 46
Slide 47: Gold Mine – Mine Area Overview
Jundee Gold Mine – Mine Area Overview For personal use only 47
Slide 48: LOM Source and Grade Profile
LOM Source and Grade Profile For personal use only 48
Slide 49: Resource Table as at June 2014
Resource Table as at 30 June 2014 GOLD MINERAL RESOURCES 1 For personal use only As at 30 June 2014 MEASURED (M) INDICATED (I) INFERRED (Inf) TOTAL (MI&Inf) Tonnes Grade Ounces Tonnes Grade Ounces Tonnes Grade Ounces Tonnes Grade Ounces (000's) (gpt) (000's) (000's) (gpt) (000's) (000's) (gpt) (000'
Slide 50: Reserve Table as at June 2014
Reserve Table as at 30 June 2014 GOLD MINERAL RESERVES 2 As at 30 June 2014 PROVED PROBABLE PROVED and PROBABLE For personal use only Tonnes Grade Ounces Tonnes Grade Ounces Tonnes Grade Ounces (000's) (gpt) (000's) (000's) (gpt) (000's) (000's) (gpt) (000's) Based on attributable ounces JUNDEE GOLD
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