A LEADING COPPER-GOLD PRODUCER IN ATLANTIC CANADA M ARCH 2016 F - PowerPoint PPT Presentation

MINING MILLING MARKETS A LEADING COPPER-GOLD PRODUCER IN ATLANTIC CANADA M ARCH 2016

F ORWARD L OOKING S TATEMENTS Caution Regarding Forward Looking Statements: Certain information included in this presentation, including information relating to future financial or operating performance and other statements that express the expectations of management or estimates of future performance constitute “forward-looking statements”. Such forward-looking statements include, without limitation, statements regarding copper, gold and silver forecasts for fiscal 2016 (including the information provided in any tables relating to production and concentrate forecasts for fiscal 2016), the financial strength of the Company, estimates regarding timing of future development and production and statements concerning possible expansion opportunities for the Company. Where the Company expresses or implies an expectation or belief as to future events or results, such expectation or belief are based on assumptions made in good faith and believed to have a reasonable basis. Such assumptions include, without limitation, the price of and anticipated costs of recovery of, copper concentrate, gold and silver, the presence of and continuity of such minerals at modeled grades and values, the capacities of various machinery and equipment, the availability of personnel, machinery and equipment at estimated prices, mineral recovery rates, and others. However, forward-looking statements are subject to risks, uncertainties and other factors, which could cause actual results to differ materially from future results expressed, projected or implied by such forward-looking statements. Such risks include, but are not limited to, interpretation and implications of drilling and geophysical results; estimates regarding timing of future capital expenditures and costs towards profitable commercial operations. Other factors that could cause actual results, developments or events to differ materially from those anticipated include, among others, increases/decreases in production; volatility in metals prices and demand; currency fluctuations; cash operating margins; cash operating cost per pound sold; costs per ton of ore; variances in ore grade or recovery rates from those assumed in mining plans; reserves and/or resources; the ability to successfully integrate acquired assets; operational risks inherent in mining or development activities and legislative factors relating to prices, taxes, royalties, land use, title and permits, importing and exporting of minerals and environmental protection. Accordingly, undue reliance should not be placed on forward-looking statements and the forward-looking statements contained in this press release are expressly qualified in their entirety by this cautionary statement. The forward-looking statements contained herein are made as at the date hereof and the Company does not undertake any obligation to update publicly or revise any such forward-looking statements or any forward-looking statements contained in any other documents whether as a result of new information, future events or otherwise, except as required under applicable law. RMM’s qualified person, Mr. Larry Pilgrim, P. Geo., is responsible for verification and quality assurance of the exploration data and the analytical results set forth in this presentation. RMM is in full compliance with all NI43-101 rules and regulations. 2

A BOUT R AMBLER  Copper-Gold Producer in Newfoundland  Operates the Ming Mine & Nugget Pond Mill  Stable low risk jurisdiction  Meaningful Growth Potential  High tonnage Lower Footwall Zone (LFZ)  LFZ Susceptible to pre-concentration (DMS)  Regional exploration properties and investments  Proven Mine Developer and Operator  Building a mid-tier base metals company  Assessing merger and acquisition opportunities *Note: Fiscal Year-End of 31 July 3

S HARE S TRUCTURE Ticker RMM RAB Shares Outstanding 152,926,066 Share Price (Mar 2016) £ 0.03 $ 0.06 Options 5,367,490 52 Week Range (£0.02-£0.15) ($0.05-$0.28) Fully Diluted 158,293,556 Daily Volume 156,000 65,500 Cash ~ $2.0M Market Cap £ 4.5 M $ 9.2 M Debt $3M USD HOLDER (March 2016) SHARES PERCENT Henderson Global Investors 33,871,581 22.15 Tinma International Limited 22,736,992 14.87 14,388,197 Majedie Asset Management 9.41 Legal and General 9,015,304 5.90 Investment Management Whitmill Trust Co / 8,838,000 5.78 Zila Corporation 58% 4

M ANAGEMENT & B OARD OF D IRECTORS M ANAGEMENT B OARD OF D IRECTORS George Ogilvie , P. Eng. – Chairman Norman Williams , CA – President and CEO Professional Engineer with over 20 years experience. Joined Rambler in Chartered Accountant with over 15 years of financial and management 2006 with the mandate to bring the Ming Mine back into production. experience. CFO of Rambler from 2010 to 2014. Norman Williams , Director Tim Slater , ACA, CTA – Interim CFO John Thomson – Non-Executive Director Managing Director of Harmer Slater Chartered Accountants in the United Kingdom. Has worked with Rambler since 2006. CFO of Kirkland Lake Gold. Has worked internationally in a variety of Peter Mercer – Vice President, Corp. Secretary senior roles for companies. Leslie Goodman – Non-Executive Director Geologist with 15 years of exploration and development experience. Responsible for strategic growth in addition to managing the investor M.A. in Law from Cambridge University and practiced as a Solicitor in relations and corporate secretary aspects of the business. London. Tim Sanford , P. Eng. – VP Technical Services Dalis Chan – Non-Executive Director Professional Engineer with 17 years of experience at various supervisory Brings international experience in the processing and marketing of levels , primarily related to underground development. non-ferrous metals. Bob McGuire , P. Eng. – General Manager Eason Chen – Non-Executive Director Professional Engineer with over 35 years experience in underground Has extensive knowledge and experience in Canadian and cross-border mining, with a diverse background in supervisory and managerial listings, corporate governance and internal controls. positions in Canada and internationally. Glenn Poulter – Non-Executive Director Has over 30 years of experience within financial services in the City of London. 5

O PERATIONS – N EWFOUNDLAND  Geo-Politically Stable  Favourable Tax Regime Ming Mine  Supportive Communities  Experienced Workforce Nugget Pond Facility  Paved Roads  Fresh Water Goodyear’s Cove Port  Electrical Grid Operations Exploration /  Airports Strategic Investment  Port St. John’s 0 100 Kilometers Newfoundland and Labrador 6

H EALTH & S AFETY Fatalities Lost Times Medical Aids Total Injury Freq. Rate 15 7 6.4 Production 6 Frequency Rate 6 5 4.3 10 Number 4 4 3 5 2 Construction 1.26 1.14 2 2 0.57 1 1 0 0 0 0 2011 2012 2013 2014 2015 2016 Fiscal Year  1 LTA in 7 Years of Continuous Operation  1,617 Days Since Last Lost Time Accident  421 Days Since Last Medical Aid  Fiscal 2016 TIFR Target < 3  Over 1,838,641 person hours Worked 7

M ING C OPPER -G OLD M INE  Underground copper-gold mine  Commercial production began November 2012  Massive sulphides (Cu, Au, Ag, Zn) with “stringer” zones  Modified Sub-level long hole mining method  Production of ~650 tpd, capacity to increase to 1,250 tpd  Mine sequencing  1806 – high-grade gold zone produced early in mine life  1807 – copper-rich and current focus  Other high grade massive sulphides (North & South Zones) Phase I High grade – Low tonnage  Expansion of grinding circuit at Nugget Pond  Lower ( LFZ ) and Upper ( UFZ ) Footwall Zones – large tonnage “stringer” zones Phase II Mine/Mill Optimisation  Pre-feasibility engineering study and economic assessment Bulk tonnage LFZ completed in July 2015 8

P RE - FEASIBILITY R ESULTS  Item Value $CDN Value $USD The PFS was successful in outlining an optimisation plan for a staged, low CAPEX, approach for the LFZ Copper produced (million lbs) 336.8 336.8  Integrating the LFZ into the mine plan, Rambler has 89,600 89,600 Gold produced (ozs) extended the life of mine from 6 to 21 years Silver Produced (ozs) 527,800 527,800  The mine and mill optimisation with production increasing from 650 mtpd to 1,250 mtpd over a 3 year Mine Life (2016 to 2036) 21 Years 21 Years period $ 1,142 $ 992 Net Revenue (million)  5 year, C$66M, capital plan which will be funded Net Cash Flow from Operations $ 273 $ 239 mostly through internal cash generation (overall net (million) cash shortfall is estimated at C$0.6M) Total Capital Cost $ 163 $ 139 (Over LOM, million)  Pre-tax IRR of 46% and NPV 5% of C$70.2M based on Net Cash Flow (before tax, million) $ 128 $ 113 trending copper and gold prices including long-term copper price of $2.79 USD per pound Net Cash Flow (after tax, million) $ 110 $ 100  Rambler has arranged a $5M USD bridging facility with Net Present Value-before tax $ 70.2 $ 62.0 ( 5% discount, million) current offtake partner to allow the Company to Net Present Value-after tax expedite the LFZ development $ 62.0 $ 56.3 ( 5% discount, million) Internal Rate of Return-before tax  The Company is continuing discussions with potential 46% 46% (“IRR”) financing partners for the Phase II expansion Internal Rate of Return-after tax 45% 45% (“IRR”) 9