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20 December 2021

Great Southern Copper plc

("GSC" or the "Company")

Admission to Trading and First Day of Dealings

Great Southern Copper plc, the company focused on copper-gold exploration in Chile, is delighted to announce the admission of the Company's entire issued share capital to the Official List of the Financial Conduct Authority by way of a ‎Standard Listing under Chapter 14 of the Listing Rules ("Standard Listing") and to trading on the London Stock ‎Exchange's Main Market for listed securities. Dealings in the Company's Ordinary Shares will commence at 08:00 GMT on 20 December 2021, under the symbol "GSCU".

The Company has successfully raised gross proceeds of approximately £3.5 million (before expenses) through a placing of 63,965,000 New Ordinary Shares at a price of £0.05 per Ordinary Share and a subscription of 6,400,000 New Ordinary Shares at £0.05. On Admission, the Company will have 212,476,100 ordinary shares in issue, with a market capitalisation of the Company on Admission of £10.6 million. The ISIN number is GB00BLB5BF24 and the SEDOL is BLB5BF2.

Further information on the Company, and a copy of the Prospectus, is available on the Company's website: https://gscplc.com

Sam Garrett, Chief Executive Officer of Great Southern Copper, said: "We are delighted to announce our successful fundraise and listing on the London Stock Exchange.  With copper set to play a vital role as economies around the world transition from fossil fuels to sustainable energy, we look forward to advancing our two exciting copper-gold exploration projects in Chile, the largest copper producing country in the world.

"The London listing and support we received from investors is a great endorsement of the potential of our projects, the Company's strategy and management team. I would like to welcome our new investors as we embark on this exciting stage of our journey, and we look forward to updating them and the wider market as we progress with our exploration campaigns in Chile."

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