ORBMINCO LIMITED — Director's Dealing 2021

May 30, 2021

Woomera Mining Limited

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Suite 116, 147 Pirie St Adelaide SA 5000 admin@WoomeraMining.com.au www.WoomeraMining.com.au

31 May 2021

ASX Announcement

APPENDIX 3Y – CHANGE OF DIRECTOR’S INTEREST NOTICES

Attached are Appendix 3Ys (Change of Director’s Interest Notices) for Mr Ian Gordon, Mr Kevin Seymour and Mr David Richards.

This ASX announcement was authorised for release by:

Jonathan W. Lindh Company Secretary Woomera Mining Limited +61 8 8232 6201

About Woomera Mining Limited

Woomera Mining Limited is a focussed precious metal and base metal explorer. The Company is exploring for precious metals and massive nickel-copper sulphides in Western Australia (Mt Venn JV Project) and nickelcopper sulphides (Musgrave Project) along with copper-gold mineralisation (Labyrinth Project - Gawler Craton) in South Australia.

Woomera’s portfolio also includes lithium exploration tenements in Western Australia, which are the subject of a strategic review announced in February, 2021.

Appendix 3Y Change of Director’s Interest Notice

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 30/09/01 Amended 01/01/11

Name of entity WOOMERA MINING LIMITED

ABN 99 073 155 781

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	Ian James Gordon
Date of last notice	3 December 2020

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	Direct and Indirect
Nature of indirect interest (including registered holder) Note: Provide details of the circumstances giving rise to the relevant interest.	The registered holder is Ian Gordon and Belinda Gordon as Trustees of the Gordon Super Fund. Mr Gordon is within a class of beneficiaries of the Gordon Super Fund.
Date of change	26 May 2021
No. of securities held prior to change	Direct 10,000,000 unlisted Options exercisable at $0.05 each on or before 31 December 2022 Indirect 1,000,000 Ordinary Shares
Class	Indirect (a) Fully paid Ordinary Shares (b) Listed Options exercisable at $0.035 on or before 31 May 2024

• See chapter 19 for defined terms.

01/01/2011

Appendix 3Y Page 1

Appendix 3Y Change of Director’s Interest Notice

Number acquired	(a) 1,470,588 Ordinary Shares (b) 735,294 Listed Options
Number disposed	-
Value/Consideration Note: If consideration is non-cash, provide details and estimated valuation	$0.017 per Share
No. of securities held after change	Direct 10,000,000 unlisted Options exercisable at $0.05 each on or before 31 December 2022 Indirect (a) 2,470,588 Ordinary Shares (b) 735,294 Listed Options exercisable at $0.035 each on or before 31 May 2024
Nature of change Example: on-market trade, off-market trade, exercise of options, issue of securities under dividend reinvestment plan, participation in buy- back	Participation in Tranche 2 share placement as announced on 26 May 2021

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

• See chapter 19 for defined terms.

Appendix 3Y Page 2

01/01/2011

Appendix 3Y Change of Director’s Interest Notice

Interest after change

Part 3 –[+] Closed period

Were the interests in the securities or contracts detailed above traded during a+closed period where prior written clearance was required?	No
If so, was prior written clearance provided to allow the trade to proceed during this period?	N/A
If prior written clearance was provided, on what date was this provided?	N/A

• See chapter 19 for defined terms.

01/01/2011

Appendix 3Y Page 3

Appendix 3Y Change of Director’s Interest Notice

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 30/09/01 Amended 01/01/11

Name of entity WOOMERA MINING LIMITED

ABN 99 073 155 781

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	David Ross Richards
Date of last notice	3 December 2020

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	Direct
Nature of indirect interest (including registered holder) Note: Provide details of the circumstances giving rise to the relevant interest.	-
Date of change	26 May 2021
No. of securities held prior to change	10,000,000 unlisted Options exercisable at $0.05 each on or before 31 December 2022
Class	(a) Fully paid Ordinary Shares (b) Listed Options exercisable at $0.035 each on or before 31 May 2024
Number acquired	(a) 1,470,588 Ordinary Shares (b) 735,294 Listed Options
Number disposed	-
Value/Consideration Note: If consideration is non-cash, provide details and estimated valuation	$0.017 per Share

• See chapter 19 for defined terms.

01/01/2011

Appendix 3Y Page 1

Appendix 3Y Change of Director’s Interest Notice

No. of securities held after change	(a) 10,000,000 unlisted Options exercisable at $0.05 each on or before 31 December 2022 (b) 1,470,588 Ordinary Shares (c) 735,294 Listed Options exercisable at $0.035 each on or before 31 May 2024
Nature of change Example: on-market trade, off-market trade, exercise of options, issue of securities under dividend reinvestment plan, participation in buy- back	Participation in Tranche 2 share placement as announced on 26 May 2021

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.

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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
Interest acquired
Interest disposed
Value/Consideration
Note: If consideration is non-cash, provide details
and an estimated valuation
Interest after change
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Part 3 –[+] Closed period

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Were the interests in the securities or contracts detailed No
above traded during a [+] closed period where prior written
clearance was required?
If so, was prior written clearance provided to allow the N/A
trade to proceed during this period?
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• See chapter 19 for defined terms.

Appendix 3Y Page 2

01/01/2011

Appendix 3Y Change of Director’s Interest Notice

If prior written clearance was provided, on what date was this provided?

N/A

• See chapter 19 for defined terms.

01/01/2011

Appendix 3Y Page 3

Appendix 3Y Change of Director’s Interest Notice

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 30/09/01 Amended 01/01/11

Name of entity WOOMERA MINING LIMITED

ABN 99 073 155 781

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	Kevin Seymour
Date of last notice	1 February 2021

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	Indirect
Nature of indirect interest (including registered holder) Note: Provide details of the circumstances giving rise to the relevant interest.	The registered holder is Seymour Rock Consulting Pty Ltd as Trustee of the Seymour Superannuation Fund. Mr Seymour is within a class of beneficiaries of the Seymour Superannuation Fund.
Date of change	26 May 2021
No. of securities held prior to change	NIL
Class	(a) Fully paid Ordinary Shares (b) Listed Options exercisable at $0.035 each on or before 31 May 2024
Number acquired	(a) 5,882,352 Ordinary Shares (b) 2,941,176 Listed Options
Number disposed	-
Value/Consideration Note: If consideration is non-cash, provide details and estimated valuation	$0.017 per Share

• See chapter 19 for defined terms.

01/01/2011

Appendix 3Y Page 1

Appendix 3Y Change of Director’s Interest Notice

No. of securities held after change (a) 5,882,352 Ordinary Shares (b) 2,941,176 Listed Options exercisable at $0.035 each on or before 31 May 2024 Nature of change Participation in Tranche 2 share placement as Example: on-market trade, off-market trade, exercise of options, issue announced on 26 May 2021 of securities under dividend reinvestment plan, participation in buyback

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.

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----- Start of picture text -----

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
Interest acquired
Interest disposed
Value/Consideration
Note: If consideration is non-cash, provide details
and an estimated valuation
Interest after change
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Part 3 –[+] Closed period

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----- Start of picture text -----

Were the interests in the securities or contracts detailed No
above traded during a [+] closed period where prior written
clearance was required?
If so, was prior written clearance provided to allow the N/A
trade to proceed during this period?
If prior written clearance was provided, on what date was N/A
this provided?
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• See chapter 19 for defined terms.

Appendix 3Y Page 2

01/01/2011