Mercator Minerals Ltd. - Record Monthly Molybdenum Production at Mineral Park in April

VANCOUVER, May 3 /CNW/ --
TRADING SYMBOL: TSX - ML

VANCOUVER, May 3 /CNW/ - Mercator Minerals Ltd. (TSX: ML) ('Mercator',
or the 'Company') is pleased to announce that its wholly-owned Mineral
Park Mine in Arizona produced a monthly record 610,017 pounds of
molybdenum in April. In addition, Mineral Park produced 3,703,804
pounds of copper, and 62,543 ounces of silver.

Phase II Construction Update

Phase II construction continues on schedule for start-up in July.
Notable milestones reached since the last update include:

    --  Permit received for modification to air quality permit for 35
        MW natural gas turbine generator.
    --  35 MW turbine has been set and balance of plant progressing
        well.
    --  22 miles of 23.8 miles of 8 inch gas line installed.
    --  Waterline construction is complete with pump setting of four
        wells in progress.
    --  One ball mill installed and will begin run-in within one week.
    --  Second ball mill installed (awaiting setting of motor) and will
        begin run-in within approximately three weeks.
    --  Rougher flotation cell structural concrete and tank platforms
        are complete with four rougher tanks in place.

Gary Simmerman, BSc., Mercator's VP Engineering, a Qualified Person as
defined by NI43-101, supervised the preparation of and verified the
technical information contained in this release.

About Mercator Minerals Ltd.

Mercator Minerals Ltd. is a TSX listed mining company with an
experienced management team that has brought the mill expansion at the
Mineral Park Mine, one of the largest and most modern copper-moly
mining-milling operations in North America, to production in less than
2 years. Mercator management is dedicated to maximizing profits at the
Mineral Park Mine and the development of the El Pilar copper project in
Mexico.

On Behalf of the Board of Directors

MERCATOR MINERALS LTD.

Per: 'Michael L. Surratt'


Michael L. Surratt


President

The Toronto Stock Exchange does not accept responsibility for the
adequacy or accuracy of this press release.

Forward Looking Information

This press release contains certain forward-looking statements, which
include estimates, forecasts, and statements as to management's
expectations with respect to, among other things, the use of proceeds,
the size and quality of the Company's mineral reserves and mineral
resources, future production, capital and mine production costs, demand
and market outlook for commodities, and the financial results of the
Company and discussions of future plans, projections and objectives. In
addition, estimates of mineral reserves and resources may constitute
forward looking statements to the extent they involve estimates of the
mineralization that will be encountered if a property is developed.
These forward-looking statements involve numerous assumptions, risks
and uncertainties and actual results may vary. Factors that may cause
actual results to vary include, but are not limited to, certain
transactions, certain approvals, changes in commodity and power prices,
changes in interest and currency exchange rates, inaccurate geological
and metallurgical assumptions (including with respect to the size,
grade and recoverability of mineral reserves and resources),
unanticipated operational difficulties (including failure of plant,
equipment or processes to operate in accordance with specifications,
cost escalation, unavailability of materials and equipment, delays in
the receipt of government approvals, industrial disturbances or other
job action, and unanticipated events related to health, safety and
environmental matters), political risk, social unrest, and changes in
general economic conditions or conditions in the financial markets.
These risks are described in more detail in the Annual Information Form
of the Company. The Company does not assume the obligation to revise or
update these forward-looking statements after the date of this report
or to revise them to reflect the occurrence of future unanticipated
events, except as may be required under applicable securities laws. For
a more complete discussion, please refer to the Company's audited
financial statements and MD&A for the year ended December 31, 2010 on
the SEDAR website at www.sedar.com.

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Marc LeBlanc, VP Corporate Development and Corporate Secretary, Tel: (604) 981-9661; Fax: (604) 960-9661; Email: mleblanc@mercatorminerals.com