EXHIBIT 4.62

         AMENDMENT TO LETTER OF INTENT WITH AMERA RESOURCES CORPORATION
                              DATED APRIL 8, 2004




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                           AMERA RESOURCES CORPORATION
                      SUITE 709 - 837 WEST HASTINGS STREET
                                 VANCOUVER, B.C.
                                     V6C 3N6






April 8, 2004


IMA Exploration Inc.
Suite 709, 837 West Hastings Street
Vancouver, B.C.
V6C 3N6

Attention:        Mr. R. (Tookie) Stuart Angus
                  Director
-----------------------------------------------

- and -


Inversiones Mineras Argentinas S.A.
Av. Ignacio De la Roza 670 (E)
San Juan, San Juan Province, 5400
Argentina

Attention:        Ms. Isabel Chiarantano,
                  Director
-----------------------------------------------

Gentlemen:

RE:      Letter of Intent dated March 6, 2003 and Amendment dated
         September 30, 2003 (collectively the "Letter of Intent") regarding
         Mogote Property located in the San Juan Province of Argentina (the
         "Property") made between Amera Resources Corporation (the "Optionee")
         and IMA Exploration Inc. and Inversiones Mineras Argentinas S.A.
         (collectively the "Optionor")
--------------------------------------------------------------------------------

This will confirm that we have agreed to amend the terms of the Letter of Intent
in the following respects:

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                                      -2-

1.   The parties  agree that further to section 2.1 of the Letter of Intent that
     grants to the Optionee a 51% undivided interest in and to the Property, the
     Optionor hereby grants to the Optionee a further irrevocable option to earn
     an additional 24% undivided  interest in the Property free and clear of all
     liens,  charges,  royalties,  encumbrances  and claims (subject only to the
     terms and conditions of the Underlying  Option agreement in accordance with
     the terms and  conditions  of this  amendment  of the Letter of Intent.

2.   Further to section 3.1 of the Letter of Intent,  the parties agree that the
     Optionee  may  exercise  the  option  to  earn  an  additional  24%  by (i)
     satisfying  the terms and  conditions  as stated in the Letter of Intent to
     firstly  acquire  a 51%  interest  in the  Property;  (ii)  issuing  to IMA
     Exploration Inc. an aggregate 300,000 common shares in the capital stock of
     the Optionee; and, by (iii) incurring an aggregate of Three Million Dollars
     USD  (US$3,000,000)  in exploration  and  development  expenditures  on the
     Property.  The  Optionee  commits to incur  first One  Million  Dollars USD
     (US$1,000,000)  in  expenditures on or before May 31, 2005. The exploration
     expenditure  instalments  to be incurred  on or before the dates  specified
     below:


<TABLE>
<CAPTION>
==================================================================================================
DATE FOR COMPLETION              NUMBER OF COMMON SHARES TO       MINIMUM EXPLORATION AND
                                         BE ISSUED            DEVELOPMENT EXPENDITURES TO BE
                                                                         INCURRED
--------------------------------------------------------------------------------------------------
<S>                                       <C>                        <C>
Approval Date                             300,000                           --
--------------------------------------------------------------------------------------------------
May 30, 2005                                Nil                      US$  1,000,000*
--------------------------------------------------------------------------------------------------
May 30, 2006                                Nil                       US$  1,000,000
--------------------------------------------------------------------------------------------------
May 30, 2007                                Nil                       US$  1,000,000
--------------------------------------------------------------------------------------------------
                            TOTAL         300,000                      US$3,000,000
==================================================================================================
*  Commitment to incur first year expenditures by May 30, 2005.
</TABLE>



3.   Section  3.5 of the  Letter  of  Intent is  hereby  amended  by adding  the
     following:  "Upon issuing the Shares and incurring the expenditures set out
     in  paragraph  2 above,  the  Optionee  shall have  earned a 75%  undivided
     interest in and to the Property."

4.   Capitalized  terms and  expression  used  herein but no  expressly  defined
     herein shall have the same meanings as set out in the Letter of Intent.

5.   In all other  respects,  the terms and  conditions  of the Letter of Intent
     shall remain in full force and effect.

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                                      -3-


Please  indicate you acceptance by signing this letter where indicated below and
returning to us the enclosed copy duly signed.

Yours very truly,

AMERA RESOURCES CORPORATION

Per:

/s/ NIKOLAOS CACOS

Nikolaos Cacos,
President and Chief Executive Officer


Terms and conditions approved as of the date first above written.

IMA EXPLORATION INC.                        INVERSIONES MINERAS
                                            ARGENTINAS S.A.




Per:   /s/ ROBERT STUART (TOOKIE) ANGUS     Per: /s/ ISABEL CHIARANTANO
    ------------------------------------        --------------------------------
      Authorized Signatory                      Isabel Chiarantano, Director