Total Voting Rights

BlackRock World Mining Trust plc - Voting Rights and Capital

In conformity with the Transparency Directive, we would like to notify the
market of the following:

Following the purchases of its own shares to be held in Treasury, BlackRock
World Mining Trust plc's capital now consists of 178,317,729 ordinary shares
with voting rights and 8,947,605 warrants which do not convey voting rights.
BlackRock World Mining Trust plc now holds 14,692,800 ordinary shares in
Treasury.

Therefore, the total number of voting rights in BlackRock World Mining Trust
plc is now 178,317,729.

The above figure (178,317,729) may be used by shareholders as the denominator
for the calculations by which they will determine if they are required to
notify their interest in, or a change to their interest in, BlackRock World
Mining Trust plc under the FSA's Disclosure and Transparency Rules.

29 August 2008

Caroline Driscoll - Company Secretary

Tel: [phone]