Tertiary Minerals Regulatory News (TYM)

Tertiary Minerals plc

www.tertiaryminerals.com

("Tertiary" or "the Company")

12 March 2015

Director's Dealing

Tertiary Minerals plc, the AIM traded company building a strategic position in the fluorspar sector announces that it was notified on 11 March 2015, that Patrick Cheetham, Executive Chairman, has instructed the dematerialisation of 1,500,000 ordinary shares currently held in certificated form in his own name into CREST and the transfer of those 1,500,000 ordinary shares into a self-invested personal pension ("SIPP").

Following the dematerialisation and transfer, Mr Cheetham's beneficial holding of 11,876,913 ordinary shares in the Company (which includes 2,843,625 ordinary shares held by his wife, Mrs K Cheetham) will remain unchanged and he will retain his ultimate beneficial interest in a total of 11,876,913 ordinary shares of 1 pence each which represents approximately 6.8 per cent. of the Company's issued share capital.

A further announcement will be made as soon as possible once the transfer of the 1,500,000 ordinary shares to the SIPP has completed including the price at which those ordinary shares were transferred.

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).