Director/PDMR Shareholding

Tertiary Minerals PLC
18 April 2007


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

                             Directors Shareholding

In accordance with Chapter 5 of the Financial Services Authority's Disclosure 
and Transparency Rules, the Company is aware that Patrick Cheetham, a Director
of the Company, is interested in 5,787,250 ordinary shares in the capital of 
the Company, representing approximately 10.62 per cent of the Company's issued 
voting share capital.

For further information

Seymour Pierce                                                 020 7107 8000

Nicola Marrin
Jonathan Wright




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