BLACK ROCK MINING LIMITED — Capital/Financing Update 2012

Jun 19, 2012

20 June 2012

Company Announcements Office Australian Securities Exchange

By e-Lodgement

Dear Sirs,

ISSUE OF GREEN ROCK ENERGY LIMITED SHARES AND OPTIONS – SECONDARY TRADING NOTICE – NOTIFICATION PURSUANT TO PARAGRAPH 708A(5)(e) OF THE CORPORATIONS ACT 2001 ("Act")

Green Rock Energy Limited ( ASX:GRK ) (" Company ") is pleased to confirm that on 15 June 2012 and 19 June 2012 it issued a total of 599,489,796 fully paid ordinary shares in the capital of the Company at $0.00392 to raise $2,350,000 pursuant to the conversion of the Converting Loans (“ Shares ”).The Shares were issued for the purposes of working capital and to support the Company’s on-going exploration and development.

On 15 June 2012, the Company also issued 597,716,045 free-attaching options pursuant to the conversion of the Converting Loans, 157,000,000 free-attaching options to shareholders who participated in the April 2012 Placement, as well as 20,000,000 options in consideration for corporate advisory services provided in respect of the April 2012 Capital Raising (together “ Options ”). The Shares and Options were subject to shareholder approval which was received at a general meeting of shareholders held on 11 June 2012.

On 19 June 2012, the Company issued a further 1,773,750 options after an adjustment to the 5 day VWAP bringing the total number of Options issued at 19 June 2012 to 776,489,795.

Secondary Trading Exemption

The Act restricts the on-sale of securities issued without disclosure, unless the sale is exempt under Sections 708 or 708A. By the Company giving this notice, sale of the Shares and Options noted above will fall within the exemption Section 708A(5) of the Act. The Company hereby notifies ASX under paragraph 708A(5)(e) of the Act that:

• (a) the Company issued the Shares and Options without disclosure to investors under Part 6D.2 of the Act;

• (b) as at 20 June 2012 the Company has complied with the provisions of Chapter 2M of the Act as they apply to the Company, and Section 674 of the Act; and

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• (c) as at 20 June 2012 there is no excluded information for the purpose of Sections 708A(7) and (8) of the Act in relation to the Company.

Yours faithfully, Green Rock Energy Limited.

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Nigel Hodder Company Secretary