Minemakers Limited

Andrew Drummond - Executive Chairman Cliff Lawrenson - Managing Director & CEO Neville Bergin – General Manager – Projects Development

TSX: MAK, ASX: MAK, NSX: MMS July 2012

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Minemakers Limited Profile

Dedicated to becoming a significant world player in phosphate rock mining and vertically integrated fertilizer production

Owns 100% of Wonarah, in Australia and 48.4% of the advanced Sandpiper marine phosphate project in Namibia

Cornerstone investor in JDCPhosphate Inc. and holding exclusive rights to use the IHP process in Australia to make Super Phosphoric Acid

Experienced Board and Management to take the Company through to producer status

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100% owned by Minemakers Australia’s largest JORC / NI 43-101 compliant phosphate resource Mine life potential in excess of 100 years Completed Scoping Study indicates attractive financial metrics

Wonarah Phosphate Project

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NT Government Major Project Status Mining Agreement signed with

Traditional Owners provides for the full development of the project

Mining friendly jurisdiction No competing land uses Underutilized and / or expandable

infrastructure in place; • Road • Rail • Gas pipeline • Bulk commodity export port

Wonarah Phosphate Project

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Indicated Inferred Total

@ 10% cut-off 303Mt @ 18.2% P2O5 479Mt @ 17.6% P2O5 782Mt @ 17.6% P2O5

@ 0% cut-off 565Mt @ 12.6% P2O5 987Mt @ 11.4% P2O5 1552Mt @ 11.9% P2O5

Wonarah Phosphate Resources

Estimates were independently calculated and are Australian JORC and Canadian NI 43-101 compliant

Only 15-20% of strike so far sufficiently tested for resource estimation

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1

5

46

56

135

253

516

782

247

686

0 100 200 300 400 500 600 700 800 900

Geolsec Deposit

Korella

Nolans Bore

Highlands Plain

Phosphate Hill

Barrow Creek

Legend Deposits

Wonarah

Bayovar - Peru

Ma'aden - Saudi Arabia

Million Tonnes of Resource1

@ 12% P2O5

@ 11% P2O5

@ 30.8% P2O5

@ 16% P2O5

@ 15% P2O5

@ 19.7% P2O5

@ 17.6% P2O5

@ 17.2% P2O5

@ 15.1% P2O5

@ 23% P2O5

1. All resources use a 10% P2O5 cut off except Korella (23%) and Geolsec (0%) 2. Last published resource 2005

Further infill drilling of Wonarah along the 130km long mineralized trend is likely to allow estimation of further resources

Wonarah – Australia’s Largest JORC Compliant Phosphate Resource

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WAP Fertilizer Ore Mined Mtpa 7.0

DAP Sold Mtpa 2.24 Initial Mine Life Years 20

Net Revenue A$M 28,303

Operating Cost A$M 17,633

Upfront Capital Cost A$M 2,464 Cashflow Before Tax A$M 6,981

NPV Pre-tax Ungeared (8%) A$M 1,836 Operating Margin % 36 Payback Years 7

Average Annual Revenue A$M 1,378 Source: KEMWorks/ Optimum Capital Assumptions:

1) Modeled on a 1Mtpa contained P2O5 output 2) The financial analysis used a DAP price of US$600/ tonne 3) 95 cent A$:US$ exchange rate.

Wonarah Scoping Study Outcomes

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ACTIVITY ESTIMATED COST

Drilling $5.3M

Metallurgical & Chemical Testwork $0.7M

Obtain Bulk Sample $2.0M

Pilot Plant operation $1.6M

Consultants $14.7M

Approvals Process $1.7M

Advanced Engineering $2.9M

Project Management $1.5M

Contingency $4.6M

Total $35.0M

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5

10

15

20

25

30

35

40

Q1 Q2 Q3 Q4 Q1 Q2 Q3 Q4 Q1 Q2

Mill

ions

DFS Expenditure Profile By Quarters

Quarterly Expenditure Cumulative Expenditure

DFS Work Programme

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Minemakers is inviting potential joint venture partners to make a project level investment in Wonarah

Wonarah is currently owned by Minemakers Australia Pty Ltd (MAPL) which is a 100% subsidiary of Minemakers Limited

Formation of a JV through a commitment by new joint venture partner to invest at least A$15 million over time in return for a commensurate initial shareholding in the project

New JV partner receives joint management rights and standard JV partner protections

JV partners to fund (pro-rata to ownership interest in the project) any additional funding required to complete DFS

New JV partner will have right to move to controlling shareholding of the project post completion of DFS through a further equity subscription. Project valuation for purpose of this right will be a discount to the jointly established project NPV based on DFS outcomes

Proposed Investment Structure

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Parties to sign confidentiality agreement Investors will be provided with preliminary materials

• Scoping Study reports • Indicative investment term sheet • Company presentation

Investors to submit non-binding expression of interest Small number of investors to be shortlisted Detailed due diligence and negotiations

• Access to Scoping Study financial model • Site visits • Detailed legal and tax information • Company financials • Agree final investment structure and execute binding documentation

Proposed Process

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Please contact any of the persons below for further information

Contact List

Name Position Email Address Mobile Number Andrew Drummond Executive Chairman andrewd@minemakers.com.au +61 413 607 067

Cliff Lawrenson Managing Director & CEO clawrenson@minemakers.com.au +61 419 926 693

Neville Bergin General Manager – Projects Development nevilleb@minemakers.com.au +61 417 190 457

Rod Wheatley CFO rodw@minemakers.com.au +61 408 097 505

Minemakers Office Level 2, 34 Colin Street West Perth WA 6005 Tel: +61 8 9264 7000 Fax: +61 8 9264 7099

Email: frontdesk@minemakers.com.au Website: www.minemakers.com.au Postal Address PO Box 1704 West Perth WA 6872