Net Asset Value(s)

NET ASSET VALUE

BLACKROCK WORLD MINING TRUST PLC
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The unaudited net asset values for BlackRock World Mining Trust plc at close of
business on 7 August 2017 were:

412.49p  Capital only (undiluted)
418.43p  Including current year income (undiluted)

Notes:

1.        Revenue items included in net asset value, with dividends payable
deducted on the ex-dividend date.

2.        Following the buyback of 112,008 ordinary shares on 25 April 2016,
the Company has 176,455,242 ordinary shares in issue, excluding 16,556,600
which are held in treasury.

3.        For the latest daily net asset value, previous month end performance
statistics, asset allocation and ten largest holdings of the BlackRock managed
Investment Trusts; see BLRKINDEX on Reuters or page 8800 on ICB (Topic 3).

4.        Investments have been valued on a bid price basis.