Holding(s) in Company

Merrill Lynch World Mining Tst PLC
01 February 2007

TR-1(i): NOTIFICATION OF MAJOR INTERESTS IN SHARES

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

            Merrill Lynch World Mining Trust plc

(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 financial instruments which may result in the
acquisition of shares already issued to which voting rights are attached: ( )

An event changing the breakdown of voting rights: ( )

Other (please specify) : Initial notification as per regulatory requirement ( )

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

            Lazard Asset Management LLC

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

            Mellon Trust
            Northern Trust
            PFPC
            State Street Bank of Scotland
            State Street

(5). Date of the transaction (and date on which the threshold is crossed or
reached if different) (v):

            23 January 2007

(6). Date on which issuer notified:

            30 January 2007

(7). Threshold(s) that is/are crossed or reached:

            5%

(8). Notified details:

            N/A

A: Voting rights attached to shares

Class/type of shares (if possible using the ISIN code):  MLW.LN

Situation previous to the Triggering transaction(vi):
     Number of Shares:
     Number of Voting rights(viii):  6,534,232

Resulting situation after the triggering transaction(vii):
     Number of shares:
          DIRECT:  N/A
     Number of voting rights (ix):
          Direct (x):  N/A
          Indirect (xi):  6,034,232

% of voting rights:
     Direct:  N/A
     Indirect:  3.585%

B. Financial Instruments

Resulting situation after the triggering transaction (xii):

Type of financial instrument:  MLWT.LN (Warrants)

Expiration date (xiii):  28/02/09

Exercise/Conversion Period/Date (xiv):  27/02/07, 29/02/08, 28/02/09

Number of voting rights that may be acquired if the instrument is exercised/
converted:  2,294,005

% of voting rights:  1.363%

Total (A + B):

Number of voting rights:  8,328,237 (INCLUDING WARRANTS)

% of voting rights:  4.948% (INCLUDING WARRANTS)

UNEXERCISED WARRANTS DO NOT CONVEY VOTING RIGHTS.  THE VOTING RIGHTS WILL ONLY
BE CONVEYED ONCE THE
WARRANTS HAVE BEEN EXERCISED.  ONE WARRANT MAY BE EXERCISED FOR ONE ORDINARY
SHARE; EACH ORDINARY
SHARE CONVEYS ONE VOTING RIGHT.

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

            Lazard Asset Management LLC controls all the voting rights held of
this issuer.

Proxy Voting:

(10). Name of the proxy holder:

            NA

(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:

(14). Contact name:

            Ms C Driscoll
            For BlackRock Investment Management (UK) Limited
            Secretary

(15). Contact telephone number:

            020 7743 2427


1 February 2007



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