VRX SILICA LIMITED ACN 142 014 873 SUPPLEMENTARY PROSPECTUS IMPORTANT INFORMATION This is a supplementary prospectus (Supplementary Prospectus) intended to be read with the prospectus dated 10 April 2024 (Original Prospectus), issued by VRX Silica Limited (ACN 142 014 873) (Company). This Supplementary Prospectus is dated 2 May 2024 and was lodged with ASIC on that date. The ASIC, the ASX and their respective officers take no responsibility for the contents of this Supplementary Prospectus. This Supplementary Prospectus should be read together with the Original Prospectus. Other than as set out below, all details in relation to the Original Prospectus remain unchanged. Terms and abbreviations defined in the Original Prospectus have the same meaning in this Supplementary Prospectus. If there is a conflict between the Original Prospectus and this Supplementary Prospectus, this Supplementary Prospectus will prevail. This Supplementary Prospectus will be issued with the Original Prospectus as an electronic prospectus and may be accessed on the Company’s website at http://www.vrxsilica.com.au/. This is an important document and should be read in its entirety. If you do not understand it, you should consult your professional advisers without delay. 1. WITHDRAWAL OF THE OFFERS The Directors of the Company have resolved to withdraw the Offers as set out in the Original Prospectus, which comprises of the Entitlement Offer and the SubUnderwriting Options Offer. This Supplementary Prospectus formally withdraws the Offers and confirms that the expiry date of the Original Prospectus is brought forward to the date of this Supplementary Prospectus. No Securities have been issued prior to the date of this Supplementary Prospectus, and the Company will not issue any Securities under Offers as set out in the Original Prospectus. All application monies received will be returned to applicants that have submitted an Application Form, there is no need for those parties to request a refund. 2. CONSENTS The Company confirms that as at the date of this Supplementary Prospectus, each of the parties that have been named as having consented to being named in the Original Prospectus have not withdrawn that consent. 3. DIRECTORS’ AUTHORISATION This Supplementary Prospectus is issued by the Company and its issue has been authorised by a resolution of the Directors. In accordance with section 720 of the Corporations Act, each Director has consented to the lodgement of this Supplementary Prospectus with the ASIC. This Supplementary Prospectus is intended to be read with the Prospectus dated 10 April 2024 issued by VRX Silica Limited (ACN 142 014 873).