ST BARBARA LIMITED — Major Shareholding Notification 2003

Jul 6, 2003

ST BARBARA MINES LIMITED

ACN 009 165 066

ASX SHAREHOLDERS REPORT

Enquiries regarding this report may be directed to:

Stephen W. Miller

Executive Chairman Telephone $(08)$ 9476 5555 Overseas +61 8 9476 5555

$or$

Colin G. Jackson Investor Relations Telephone 0417 929 107

St Barbara Mines Limited Level 2, 16 Ord Street West Perth Western Australia 6005 Telephone (08) 9476 5555 Overseas +61 8 9476 5555

Dollar values in this report are Australian Dollars unless otherwise stated.

Notice of ceasing to be a substantial shareholder - Form 605 Dioro Exploration NL

Please find attached Form 605 in relation to St Barbara Mines Limited's shareholding in Dioro Exploration NL.

Alan Rule Company Secretary

7 July 2003

Form 605

Corporations Act 2001 Section 671B

Notice of ceasing to be a substantial holder

To Company Name/Scheme	Dioro Exploration NL
ACN/ARSN	009 271 532
1. Details of substantial holder(1)

St Barbara Mines Limited Name ACN/ARSN (if applicable) 009 165 066 The holder ceased to be a $3 / 7 / 2003$ substantial holder on 02

The previous notice was given to the company on	8/4/2002
The previous notice was dated	8/4/2002

2. Changes in relevant interests

Partículars of each change in, or change in the nature of, a relevant interest (2) of the substantial holder or an associate (3) in voting securities of the company or scheme, since the substantial holder was last required to give a substantial holding notice to the company or scheme are as follows:

Date of change	Person whose relevant interest changed	Nature of change (4)	Consideration given in relation to change(5)	Class (6) and number of securities affected	Person's votes affected
3/7/2003	ISt Barbara Mines	Sale of shares	4.995.000	Ordinary	44.400.000
	Limited			44,400,000

3. Changes in association

The persons who have become associates (3) of, ceased to be associates of, or have changed the nature of their association (7) with, the substantial holder in relation to voting interests in the company or scheme are as follows:

Name and ACN/ARSN (if applicable)	Nature of association
N/A

4. Addresses

The addresses of persons named in this form are as follows:

Name	Address
ISt Barbara Mines Limited	Level 2, 16 Ord Street, West Perth WA 6005

Signature

print name Alan Rule	capacity Company Secretary

sign here

date $7'$ 7 $/$ 2003