TR-1 notification

Thor Mining PLC
27 July 2007

                                THOR MINING PLC


                              Holding in Company


Dated: 27 July 2007



TR-1: NOTIFICATION OF MAJOR INTEREST IN SHARES

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

     Thor Mining plc

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

An acquisition or disposal of voting rights:                                                       a
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):                                                                            -

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

     City Equities Ltd

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

     N/A

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

     23 July 2007 (Placing)
     27 July Shares admitted to AIM

6.   Date on which issuer notified:

     27 July 2007

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

     4% to nil

8.   Notified details

     A. Voting rights attached to shares:

Class/type of     Situation previous to   Resulting situation after the triggering transaction
shares            the Triggering
                  transaction
 if possible      Number of   Number of   Number of    Number of voting      % of voting rights
using the ISIN    Shares      Voting      shares       rights ix
CODE                          Rights viii              Direct  x Indirect xi Direct   Indirect
GB00B1DXJ95        6,000,000   6,000,000      Nil         Nil         -        nil        -

               B. Financial Instruments:

               Resulting situation after the triggering transaction:

Type of      Expiration   Exercise/      Number of voting            % of voting
financial    date         Conversion     rights that may be          rights
instrument                Period/Date    acquired if the
                                         instrument is exercised/
                                         converted


Total (A+B)
Number of voting rights                            % of voting rights
    nil                                                 nil

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

               N/A

Proxy Voting

10.  Name of the proxy holder:                                   n/a

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

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

13.  Additional information:


Shares held through a Placing participation, which have subsequently been sold
to certain of our private customers, with City Equities acting as Principal.

14.  Contact name:                               Andrew Thacker

15.  Contact telephone number:                   020 7489 5536




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