Grant of Share Options

    FOR:  CAMBRIDGE MINERAL RESOURCES PLC

AIM SYMBOL:  CMR

April 2, 2008

Grant of Share Options

LONDON, UNITED KINGDOM--(Marketwire - April 2, 2008) - Cambridge Mineral Resources plc (AIM:CMR)("CMR" or "the
Company"), the mining exploration and production company, announces details of the grant of share options over ordinary
shares of 1p each of the capital of the Company. A total of 16,500,000 share options were granted to directors and a
further 5,000,000 share options granted to employees yesterday.

The details of the directors share option grants are as follows:



                                        Colin   Michael       Neil  Nevianka
                                       Andrew    Burton Maclachlan   Mateeva
                              Total
Option 1
Number of
 options                  4,125,000 1,500,000 1,375,000    750,000   500,000
Exercise    pounds
 price      sterling 0.03
Exercise
 period     3 years

Option 2
Number of
 options                  5,500,000 2,000,000 1,833,333  1,000,000   666,667
Exercise    pounds
 price      sterling 0.05
Exercise
 period     5 years

Option 3
Number of
 options                  6,875,000 2,500,000 2,291,667  1,250,000   833,333
Exercise    pounds
 price      sterling 0.07
Exercise
 period     7 years

                         ---------------------------------------------------
Totals                   16,500,000 6,000,000 5,500,000  3,000,000 2,000,000



The 5,000,000 share options to be granted to employees are on the same terms and proportions as those above ie 1,250,000 at pounds sterling
0.03 for 3 years, 1,666,666 at pounds sterling 0.05 for 5 years and 2,083,334 at pounds sterling 0.07 for 7 years.

Share options previously granted to directors and employees are as follows:



Number of                   Exercise     Exercise            Date
 options                       price       period         granted

450,000         pounds sterling 0.20      7 years      31/12/2001
375,000       pounds sterling 0.1025      7 years      19/02/2003
125,000        pounds sterling 0.145      7 years      19/02/2003
500,000        pounds sterling 0.035      2 years      01/04/2007
---------
1,450,000



The total number of share options now in issue are 22,950,000, representing 7.88% of the Company's total ordinary shares in issue.

Editors' Note

Cambridge Mineral Resources plc is an AIM-quoted mining and exploration company.

CMR's principal focus is the exploration for, and production of, precious metals in South America. It also owns
interests in gold, copper, zinc and uranium projects in Europe.

The Company has a strong portfolio of mineral projects at varying stages of commercialization, supporting its strategy
of providing shareholders with attractive upside opportunities.


FOR FURTHER INFORMATION PLEASE CONTACT:

Cambridge Mineral Resources plc
Michael Burton
Director
020 7663 5618
Website: www.cambmin.co.uk



Ruegg & Co Limited
Gavin Burnell / Brett Miller
Nominated Adviser
020 7584 3663



Hichens, Harrison and Co Plc
Colin Rowbury
Broker
020 7382 7771



Haywood Securities (UK) Limited
Tom Beattie
Broker
020 7031 8018



Bankside Consultants
Michael Padley / Louise Davis
Financial Public Relations
020 7367 8888

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Cambridge Mineral Resources Plc