BREAKTHROUGH MINERALS LIMITED — Capital/Financing Update 2012

Jun 3, 2012

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----- Start of picture text ----- ABN 50 009 126 238----- End of picture text -----

4 June 2012

Company Announcement Officer Australian Securities Exchange

Dear Sir/Madam,

MARKET ANNOUNCEMENT

HIGHLIGHT

Joint Venture Unconventional Gas Agreement in Tanzania

JOINT VENTURE UNCONVENTIONAL GAS AGREEMENT IN TANZANIA

NuEnergy Gas Limited (ASX:NGY) is pleased to announce that its wholly owned subsidiary NuEnergy Gas (Tanzania) Limited (“NuEnergy”) has just agreed a variation of the Joint Venture agreement dated 17 November 2011 with Tancoal Energy Limited (“Tancoal”), a subsidiary of Intra Energy Corporation Limited (ASX:IEC).

The Unconventional Gas Joint Venture Variation Agreement (JVVA) captures all unconventional gas, which includes coal bed methane and shale gas.

Key terms of the JVVA are shown in the attachment.

The agreement cements the entry of NGY into the unconventional gas business in East Africa consistent with the company’s 2012 business strategy.

Yours sincerely

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Graeme Robertson

Executive Chairman

Suite 2001, Level 20 Australia Square, 264 George Street, Sydney NSW, Australia 2000 Tel: +61 2 9252 5766 | Fax: +61 2 9247 8966 | Email: info@nuenergycorp.net

Key terms of JVVA:

• Tancoal will hold 30% and NuEnergy will hold 70% of the venture. Tancoal’s 30% share to be carried by NuEnergy until any unconventional gas extracted reaches a revenue stage, or for a period of 5 years from commencement, whichever comes first.

• NGY has the right to explore for gas at uneconomical coal depths of over 600 metres and Tancoal may also allow NuEnergy to drill and test for unconventional gas at depths of less than 600 metres where Tancoal have each decided not to conduct coal mining below this level.

• Upon identification by NuEnergy of any unconventional gas resources that are economically viable, Tancoal shall allow NuEnergy to extract and sell any gas produced.

• Tancoal will receive a 5% royalty from NuEnergy’s revenues from the sale of unconventional gas resources extracted from Tancoal’s concessions.

• The parties shall agree on work programs for exploration and extraction works that show the areas, sequences, use of shared equipment and expenditure required to enable NuEnergy to complete its activities.

• Full details of the rights and duties of NuEnergy as operator of the work programs are to be set out in a Joint Operating Agreement to be agreed between the parties within 3 months of the execution of the JVVA.

• NuEnergy shall commit to a work program consisting of at least 2 core holes and 1 G&G study on Tancoal’s areas within the first 2 years of commencement.

• NuEnergy shall fully fund and bear all costs of any exploration, development or extraction works in respect of unconventional gas in Tancoal’s areas with the parties using best efforts to cooperate and share drilling resources.

• NuEnergy may lease equipment and/or personal services from Tancoal and NuEnergy agrees to give AAA Drilling Limited (a drilling company wholly owned by IEC) first right of refusal in case it does not elect to procure equipment and/or personal services from Tancoal.

• NuEnergy commits to a minimum spend of USD $1 million over the initial 2 years for expenditure on unconventional gas activities on the areas. After this 2 year period the parties may terminate if the areas are not considered economically viable, or proceed, whereby NuEnergy commits to a further USD $1 million over the remaining 3 year period.

Suite 2001, Level 20 Australia Square, 264 George Street, Sydney NSW, Australia 2000 Tel: +61 2 9252 5766 | Fax: +61 2 9247 8966 | Email: info@nuenergycorp.net