Exercise of Warrants, Issue of Equity and TVR

Tertiary Minerals plc ("Tertiary" or "the Company")

9 March 2015

Exercise of Warrants, Issue of Equity and Total Voting Rights

Tertiary Minerals plc, the AIM traded company building a strategic position in the fluorspar sector, announces that it has received a notice of exercise of Warrants to subscribe for 200,000 new ordinary shares of 1 pence each ("New Ordinary Shares") in the Company at an exercise price of 2.375p (the "Warrant Exercise").

On 9 March 2015, the Company resolved to issue a total of 200,000 New Ordinary Shares at 2.375p per share. The New Ordinary Shares will rank pari passu with the Company's existing issued ordinary shares.

Application has been made to the London Stock Exchange for 200,000 New Ordinary Shares to be admitted to trading on AIM ("Admission"), and it is expected that Admission will occur on or around 13 March 2015.

Total Voting Rights

In accordance with Financial Conduct Authority's Disclosure and Transparency Rules ("DTR"), following the issue and Admission, the total issued share capital of the Company with voting rights will be 174,573,522 ordinary shares. The Company does not hold any ordinary shares in treasury.

The above figure of 174,573,522 ordinary shares may be used by shareholders in the Company as the denominator for the calculations by which they will determine if they are required to notify their interest in, or a change in their interest in, the share capital of the Company under the DTR.

Notes to Editors

Tertiary Minerals plc (ticker symbol 'TYM') is an AIM-quoted mineral exploration and development company building a significant strategic position in the fluorspar sector. Fluorspar is an essential raw material in the chemical, steel and aluminium industries. Tertiary controls two significant Scandinavian projects (Storuman in Sweden and Lassedalen in Norway) and a large deposit of strategic significance in Nevada USA (MB Project).