Communicators

8 March 2021. Griffin Mining Limited - https://www.commodity-tv.com/ondemand/companies/profil/griffin-mining-ltd/ announces that on 8 March 2021 it purchased 47,500 ordinary shares of $0.01 each ("Ordinary Shares") on the London Stock Exchange through Panmure Gordon (UK) Limited, in accordance with the terms of its share buy-back programme (the “Buy-back”) announced on 25 February 2021 (the “Programme”). The purchased shares will be held in treasury.

Date of purchase: 8 March 2021

Aggregate number of ordinary shares purchased: 47,500

Lowest price paid per share (pence per share): 128

Highest price paid per share (pence per share): 132

Volume weighted average price paid per share (pence per share): 128

The total number of ordinary shares of the Company (including treasury shares) following the purchase is 174,492,894. The Company now holds 627,500 shares in treasury. The total voting rights of the Company following the purchase is 173,865,394.

The total voting rights figure (173,865,394) may be used by shareholders as the denominator for the calculations by which they will determine if they are required to notify their interest in, or a change to their interest in Griffin Mining Limited under the FCA's Disclosure and Transparency Rules.

In accordance with Article 5(1)(b) of Regulation (EU) No 596/2014 (the Market Abuse Regulation), the schedules below contain a summary of and detailed information about the purchases made by the Company's broker, Panmure Gordon (UK) Limited on behalf of the Company.

Further information

Griffin Mining Limited

Mladen Ninkov – Chairman

Roger Goodwin – Finance Director

Telephone: +44(0)20 7629 7772

Panmure Gordon (UK) Limited

John Prior

Joanna Langley

Telephone: +44 (0)20 7886 2500

Berenberg

Matthew Armitt

Jennifer Wyllie

Deltir Elezi

Telephone: +44(0)20 3207 7800

Swiss Resource Capital AG

Jochen Staiger

info@resource-capital.ch

www.resource-capital.ch

GRIFFIN MINING LIMITED

8th Floor, Royal Trust House, 54-56 Jermyn Street, London. SW1Y 6LX, United Kingdom

Telephone: + 44 (0)20 7629 7772 Facsimile: + 44 (0)20 7629 7773

E mail: griffin@griffinmining.com

Griffin Mining Limited’s shares are quoted on the Alternative Investment Market (AIM) of the London Stock Exchange (symbol GFM).

The Company’s news releases are available on the Company’s web site: www.griffinmining.com