ORBMINCO LIMITED — Capital/Financing Update 2023

Jun 27, 2023

28 June 2023

ASX ANNOUNCEMENT

Lapse of Options

Woomera Mining Limited (ASX: WML) (“Company”) advises that 88,466,171 Quoted WMLOB Options are due to lapse on 30 June 2023.

The Company advises that it has met the criteria set out in 5.2 of Appendix 6A of the ASX Listing Rules, and accordingly a notice was not sent to Optionholders to notify them of the upcoming lapse of Options.

An Appendix 3H will be lodged in due course following the lapse of the Options.

This ASX announcement has been approved and authorised for release by the Board of Woomera Mining Ltd.

For further information please contact:

Ian Gordon Luke Forrestal (Media Relations) Chairman Director, Financial Communications Woomera Mining Limited GRA Partners + 61 477 306 669 +61 411 479 144

About Woomera Mining Limited

Woomera Mining Limited is a focussed mineral explorer. The Company is exploring for battery metals (lithium nickel, copper + PGE’s) and gold in the Yilgarn and Pilbara Cratons of Western Australia plus the Musgrave Province in South Australia along with copper-gold mineralisation in the Gawler Craton of South Australia.

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