TEMINATION OF AGREEMENT

Exhibit 10.4

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      Prima Oil & Gas Company

                                                    February 21, 2001

Exhibit 10.4

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Unioil

Joseph Associates of Greeley, Inc.

P.O. Box 310

Evans, CO   80620

                                                    RE:    Farmout/Farmout Option

                                                         Agreement dated 11/7/96

                                                         Weld County, Colorado

Gentlemen:

        Pursuant to that certain   Farmout/Farmout Option Agreement dated November

7, 1996, ("the   Agreement")   between Unioil,   and Joseph   Associates of Greeley,

Inc.   ("JAGI") and Prima Oil & Gas Company   ("Prima") and the   Amendment   Letter

dated March 24, 1999,   the rights under the Agreement   will   t