PETMIN - ANNOUNCEMENT TO SHAREHOLDERS

PETRA MINING LIMITED
(INCORPORATED IN THE REPUBLIC OF SOUTH AFRICA)
(REGISTRATION NUMBER 72/01062/06)
("PETMIN")
ANNOUNCEMENT TO SHAREHOLDERS

FURTHER TO THE CAUTIONARY ANNOUNCEMENT PUBLISHED ON 1 DECEMBER 1998 AND THE
HARMONY GOLD MINING COMPANY LIMITED ("HARMONY") ANNOUNCEMENT IN THE PRESS
TODAY, PETMIN HEREBY ANNOUNCES THAT PETREX (PROPRIETARY) LIMITED, A WHOLLY
OWNED SUBSIDIARY OF PETMIN, HAS ACQUIRED 100% OF THE ISSUED SHARE CAPITAL AND
LOAN ACCOUNT OF GROOTVLEI PROPRIETARY MINES LIMITED AND 100% OF THE ISSUED
SHARE CAPITAL AND LOAN ACCOUNT OF CONSOLIDATED MODDERFONTEIN MINES LIMITED FROM
HARMONY FOR A TOTAL CONSIDERATION OF NINETYMILLION RAND SUBJECT TO THE
FULFILLMENT OF THE FOLLOWING CONDITIONS PRECEDENT:

- THE NECESSARY REGULATORY APPROVAL BEING RECEIVED FROM THE JOHANNESBURG STOCK
EXCHANGE ("JSE");

- THE APPROVAL OF PETMIN SHAREHOLDERS IN GENERAL MEETING AND THE PASSING OF ALL
THE NECESSARY RESOLUTIONS; AND

- THE ALLOCATION BY THE DEPARTMENT OF MINERALS AND ENERGY AFFAIRS OF A MINING
AUTHORISATION IN RESPECT OF BOTH OF THE MINES.

A MORE COMPREHENSIVE ANNOUNCEMENT WILL BE PUBLISHED ON MONDAY, 7 DECEMBER 1998.
SHAREHOLDERS ARE THEREFORE ADVISED TO CONTINUE TO EXERCISE CAUTION WHEN DEALING
IN PETMIN SHARES ON THE JSE.
PRETORIA
4 DECEMBER 1998