Special Meeting Notice/ Proxy & Management Info Circular (187 pages)

now on SEDAR

THIS FORM OF PROXY SOLICITED BY THE MANAGEMENT OF ONTEX RESOURCES LIMITED

FOR USE AT A SPECIAL MEETING OF SHAREHOLDERS TO BE HELD

ON FRIDAY, DECEMBER 18, 2009

This proxy is solicited on behalf of the management of Ontex Resources Limited (the “Company”). The undersigned shareholder(s) of the Company hereby appoint(s) Gary Conn, the Chairman, Chief Operating Officer and Treasurer of the Company, or in lieu of the foregoing, John Timmons, the Corporate Manager of the Company, or in lieu of the foregoing, ________________________________________, to attend and vote on behalf of the undersigned at the special meeting of shareholders of the Company (the “Meeting”) to be held at The National Club, 303 Bay Street, Toronto, Ontario, Canada M5H 2R1 on Friday, December 18, 2009 at 5:00 p.m. (Toronto time) and at any adjournment thereof.

The undersigned specifies that all of the common shares of the Company owned or held by the undersigned represented by this form of proxy in respect of the resolution described below shall be voted as follows:

1. VOTED FOR ( ) AGAINST ( ) approving (with or without variation) an ordinary resolution authorizing the issuance of such number of common shares in the capital of the Company as is necessary to allow Ontex to acquire 100% ownership of Roxmark Mines Limited (the “Transaction”), including the issuance of the common shares in the capital of the Company upon the due exercise or satisfaction, as applicable, of the convertible securities of Roxmark Mines Limited, substantially in accordance with the form of resolution set out in the accompanying joint management information circular dated November 18, 2009 (the “Circular”) under the heading “Ontex Share Issuance Resolution”;

2. VOTED FOR ( ) AGAINST ( ) approving (with or without variation) a special resolution authorizing an amendment to the Articles of the Company to consolidate the issued and outstanding common shares of the Company on the basis of one (1) new common share of the Company for each three (3) existing and outstanding common shares of the Company, effective in connection with the completion of the Transaction, substantially in accordance with the form of resolution set out in the accompanying Circular under the heading “Ontex Share Consolidation Resolution”;

3. VOTED FOR ( ) WITHHOLD FROM VOTING ( ) approving (with or without variation) an ordinary resolution to increase the number of directors on the board of directors of the Company from five (5) to seven (7) members and the election of the four (4) nominees named in the Circular as additional directors of the Company, effective upon completion of the Transaction, substantially in accordance with the form set of resolution out in the accompanying Circular under the heading “Ontex Board Resolution”; and

4. VOTED FOR ( ) AGAINST ( ) approving (with or without variation) a special resolution authorizing an amendment to the Articles of the Company to change its name to “Goldstone Resources Inc.”, or such other name as the board of directors of the Company, in its discretion, may resolve and as may be acceptable to the applicable regulatory authorities, if required, effective upon completion of the Transaction, substantially in accordance with the form of resolution set out in the accompanying Circular under the heading “Ontex Name Change Resolution”.

If any amendments or variations to matters identified in the Notice of Meeting are proposed at the Meeting or any adjournment thereof or if any other matters properly come before the Meeting or any adjournment thereof, this proxy confers discretionary authority to vote on such amendments or variations or such other matters according to the best judgment of the person voting the proxy at the Meeting or any adjournment thereof.

I/We authorize you to act in accordance with my/our instructions as set out above.

Signature of Shareholder

Name of Shareholder (please print)

Phone Number of Shareholder

DATED this day of , 2009.