Annual Information Update

Merrill Lynch World Mining Tst PLC
01 March 2007

MERRILL LYNCH WORLD MINING TRUST plc

ANNUAL INFORMATION UPDATE

Annual Information Update for the period from 21 February 2006 up to an
including 28 February 2007.

Pursuant to the requirements of Prospectus Rule 5.2 the following summarises the
information that has been published or made available to the public by the
Company.  Please note that some of this information may be out of date.

1.    Announcements via a Regulatory Information Service (RIS):
      (RIS Announcements can be viewed at or downloaded via the internet from 
      http://dev.uk-wire.com using EPIC code MLW.)

1.1  Net Asset Values:

      As far as possible the Company has announced daily the net asset value per 
      share as at the close of the previous business day.

1.2  Top 10 Holdings / 15.4.11(2) Announcements:

      3 January 2007
      3 October 2006
      4 July 2006
      4 April 2006

1.3  Transactions in own shares:

      NONE

1.4  Performance at month end:

      21 February 2007
      16 January 2007
      2 January 2007
      15 November 2006
      17 October 2006
      13 September 2006
      14 August 2006
      21 July 2006
      13 June 2006
      11 May 2006
      13 April 2006
      14 March 2006

1.5  Portfolio Updates / 15.4.11(1) Announcements:

      2 February 2007
      3 January 2007
      4 December 2006
      2 November 2006
      3 October 2006
      4 September 2006
      2 August 2006
      4 July 2006
      2 June 2006
      3 May 2006
      4 April 2006
      2 March 2006

1.6  Other Announcements:

      21 February 2007            Submission of Document
      14 February 2007            Dividend Declaration
      14 February 2007            Final Results
      7 February 2007             Holding(s) in Company
      1 February 2007             Holding(s) in Company
      26 January 2007             Submission of Documents
      7 December 2006             Voting Rights and Capital
      1 November 2006             Holding(s) in Company
      2 October 2006              Company Secretary Change
      8 August 2006               Doc re: Interim Report
      2 August 2006               Interim Results
      18 July 2006                Holding(s) in Company
      4 July 2006                 Additional Directorship
      25 April 2006               Holding(s) in Company
      23 March 2006               Director/PDMR Shareholding
      21 March 2006               Director/PDMR Shareholding (x4)
      21 March 2006               Sale of Warrants
      17 March 2006               Issue of Warrants
      17 March 2006               Submission of Documents
      17 March 2006               Result of EGM
      17 March 2006               Result of AGM
      21 February 2006            Annual Information Update

2.    Documents Filed with the Registrar of Companies:

     31 October 2006           Form 363a - Annual Return
     13 October 2006           Form 288a - Appointment of Secretary
     12 October 2006           Form 288b - Resignation of Secretary
     12 October 2006           Form 288c - Change of particulars for a Secretary
     9 October 2006            Form 288c - Change of particulars for a Secretary
     5 May 2006                Form 288c - Change of particulars for a Director
     24 March 2006             Form 288b - Resignation of Director
     23 March 2006             Special resolutions
     9 March 2006              Annual Report and Accounts for the year ended 
                               31 December 2005

3.    Printed Publications:

      The Annual Report and Accounts for the year ended 31 December 2006 and the 
      Interim Report for the six months ended 30 June 2006 are available from 
      the Company registered office, c/o of The Company Secretary, Merrill 
      Lynch World Mining Trust plc, 33 King William Street, London EC4R 9AS or 
      can be downloaded from www.blackrock.co.uk/its.

Other sources of information:

The Company's Ordinary shares are listed on the London Stock Exchange and the
price of these shares is published in the Financial Times and the Times under '
Investment Companies' and in the Daily Telegraph under 'Investment Trusts'.  The
share price is also available on BlackRock's website at www.blackrock.co.uk/its.

Further information can be obtained from BlackRock Merrill Lynch Investment
Managers as follows:

      Free investor helpline:                        0800 445522

      Email address:                          www.blackrock.co.uk/its


In addition, regular Factsheets on the Company are produced by BlackRock
Investment Management (UK) Limited and can be downloaded from
www.blackrock.co.uk.

BlackRock Investment Management (UK) Limited

Secretary

1 March 2007


                      This information is provided by RNS
            The company news service from the London Stock Exchange