PTR MINERALS LTD — Director's Dealing 2006

Apr 25, 2006

Rule 3.19A.2

Appendix 3Y

Change of Director's Interest Notice

Information or documents not available now must be given to ASX as soon as available. Information and documents given to ASX become ASX's property and may be made public.

Introduced 30/9/2001.

Name of entity	PETRATHERM LTD
ABN	17 106 806 884

We (the entity) give ASX the following information under listing rule 3.19A.2 and as agent for the director for the purposes of section 205G of the Corporations Act.

Name of Director	Richard Martin Bonython
Date of last notice	5 April 2006

Part 1 - Change of director's relevant interests in securities

In the case of a trust, this includes interests in the trust made available by the responsible entity of the trust

Note: In the case of a company, interests which come within paragraph (i) of the definition of "notifiable interest of a director" should be disclosed in this part.

Direct or indirect interest	(a) Direct
	(b) Indirect
Nature of indirect interest	(i) Minotaur Resources Investments Pty Ltd
(including registered holder)	(Director)
Note: Provide details of the circumstances giving rise to the relevant interest.	(ii) Dorica Nominees Pty Ltd (Director)
Date of change	21 April 2006
No. of securities held prior to change	Direct
	(a) 20,000 Ordinary Fully Paid Shares.
	500,000 Unquoted Options exercisable at
	\$0.20, expiring on 4 April 2009.
	Indirect
	$(b)$ (i) 17,500,001 Unquoted Ordinary
	Fully Paid shares.
	$5,000,000$ Unquoted Options
	exercisable at \$0.20 expiring
	24 March 2009.
	400,000 Ordinary $(b)$ (ii) Paid Fully
	Shares.
Class	Ordinary Shares

⁺ See chapter 19 for defined terms.

Number acquired	100,000
Number disposed
Value/Consideration Note: If consideration is non-cash, provide details and estimated valuation	\$25,286.00
No. of securities held after change	Direct (a) 20,000 Ordinary Fully Paid Shares. 500,000 Unquoted Options exercisable at \$0.20, expiring on 4 April 2009. Indirect 17,500,001 Unquoted $(b)$ (i) Ordinary Fully Paid shares. 5,000,000 Unquoted Options exercisable at \$0.20 expiring 24 March 2009.
	500,000 Ordinary Fully $(b)$ (ii) Paid Shares.
Nature of change Example: on-market trade, off-market trade, exercise of options, issue of securities under dividend reinvestment plan, participation in bay-back	On-market trade

Part 2 – Change of director's interests in contracts

Note: In the case of a company, interests which come within paragraph (ii) of the definition of "notifiable interest of a director" should be disclosed in this part.

Detail of contract
Nature of interest
Name of registered holder (if issued securities)
Date of change
No. and class of securities to which interest related prior to change Note: Details are only required for a contract in relation to which the interest has changed

⁺ See chapter 19 for defined terms.

Interest acquired
Interest disposed
Value/Consideration Note: If consideration is non-cash, provide details and an- estimated valuation.
Interest after change

⁺ See chapter 19 for defined terms.