TR-1: NOTIFICATION OF MAJOR INTEREST IN SHARESⁱ

1. Identity of the issuer or the underlying issuer of existing shares to which voting rights are attached: ⁱⁱ

Griffin Mining Limited

2 Reason for the notification (please tick the appropriate box or boxes):

An acquisition or disposal of voting rights

X

An acquisition or disposal of qualifying financial instruments which may result in the acquisition of shares already issued to which voting rights are attached

An acquisition or disposal of instruments with similar economic effect to qualifying financial instruments

An event changing the breakdown of voting rights

Other (please specify):

3. Full name of person(s) subject to the notification obligation: ⁱⁱⁱ

BlackRock, Inc.

4. Full name of shareholder(s) (if different from 3.):^iv

5. Date of the transaction and date on which the threshold is crossed or reached: ^v

30^th March 2012

6. Date on which issuer notified:

3^rd April 2012

7. Threshold(s) that is/are crossed or reached: ^{vi, vii}

Gone above 15%

8. Notified details:

A: Voting rights attached to shares ^{viii, ix}

Class/type of shares

if possible using the ISIN CODE

Situation previous to the triggering transaction

Resulting situation after the triggering transaction

Number of Shares

Number of Voting Rights

Number of shares

Number of voting rights

% of voting rights ^x

Direct

Direct ^xi

Indirect ^xii

Direct

Indirect

BMG319201049

18,302,771

18,302,771

N/A

N/A

17,631,470

N/A

10.05%

B: Qualifying Financial Instruments

Resulting situation after the triggering transaction

Type of financial instrument

Expiration date ^xiii

Exercise/Conversion Period ^xiv

Number of voting rights that may be acquired if the instrument is exercised/converted.

% of voting rights

C: Financial Instruments with similar economic effect to Qualifying Financial Instruments ^{xv, xvi}

Resulting situation after the triggering transaction

Type of financial instrument

Exercise price

Expiration date ^xvii

Exercise/Conversion period ^xviii

Number of voting rights instrument refers to

% of voting rights ^{xix, xx}

CFD

8,691,359

Nominal

Delta

4.95%

4.95%

Total (A+B+C)

Number of voting rights

Percentage of voting rights

26,322,829

15.00%

9. Chain of controlled undertakings through which the voting rights and/or the financial instruments are effectively held, if applicable: ^xxi

BlackRock Investment Management (UK) Limited – 26,322,829 (15.00%)

Proxy Voting:

10. Name of the proxy holder:

11. Number of voting rights proxy holder will cease to hold:

12. Date on which proxy holder will cease to hold voting rights:

13. Additional information:

BlackRock Compliance Disclosures Team

14. Contact name:

Andrew Manchester

15. Contact telephone number:

020 7743 5773; This e-mail address is being protected from spambots. You need JavaScript enabled to view it