SECURITIES AND EXCHANGE COMMISSION

                             Washington, D.C. 20549


                                    FORM 8-K

                                 CURRENT REPORT

     Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934

         Date of Report (Date of earliest event reported): June 30, 1998
                                                           -------------

                             PYR Energy Corporation
              ----------------------------------------------------
             (Exact name of registrant as specified in its charter)

            Delaware                   0-20879                   95-4580642
            --------                   -------                   ----------
(State or other jurisdiction       (Commission File            (IRS Employer
      of incorporation)                Number)               Identification No.)

                1675 Broadway, Suite 1150, Denver, Colorado 80202
                -------------------------------------------------
              (Address of principal executive offices) (Zip Code)

        Registrant's telephone number, including area code (303) 825-3748
                                                            -------------

Item 5. Other Events.

     The  Registrant  has  modified  its  outstanding  warrants  (the  "Class  B
Warrants") to purchase shares of its common stock by reducing the exercise price
of the  warrants  from  $1.75 per share to $.85 per share and by  extending  the
expiration  date of the Class B Warrants  from June 30,  1998 to July 31,  1998.
There are two  million  forty  seven  thousand  five  hundred  Class B  Warrants
outstanding.


                                    SIGNATURE

     Pursuant to the  requirements  of the Securities  Exchange Act of 1934, the
registrant  has duly  caused  this  report  to be  signed  on its  behalf by the
undersigned hereunto duly authorized.


Date:  July 8, 1998                          PYR ENERGY CORPORATION


                                             By:  /s/ Andrew P. Calerich
                                                  ------------------------------
                                                  Andrew P. Calerich
                                                  Chief Financial Officer

                                       ###
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{"company-data": {"conformed-name": "PYR ENERGY CORP", "cik": "0001016289", "assigned-sic": "1311", "irs-number": "954580642", "state-of-incorporation": "DE", "fiscal-year-end": "0831"}, "filing-values": {"form-type": "8-K", "act": "34", "file-number": "000-20879", "film-number": "98661850"}, "business-address": {"street1": "1675 BROADWAY", "street2": "STE 1150", "city": "DENVER", "state": "CO", "zip": "80202", "phone": "3038253748"}, "mail-address": {"street1": "17337 VENTURA BOULEVARD", "street2": "SUITE 224", "city": "ENCINO", "state": "CA", "zip": "91316"}, "former-company": {"former-conformed-name": "MAR VENTURES INC", "date-changed": "19960606"}}
SECURITIES AND EXCHANGE COMMISSION

                             Washington, D.C. 20549

                                    FORM 8-K

                                 CURRENT REPORT

     Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934

         Date of Report (Date of earliest event reported): June 30, 1998
                                                           -------------

                             PYR Energy Corporation
              ----------------------------------------------------
             (Exact name of registrant as specified in its charter)

            Delaware                   0-20879                   95-4580642
            --------                   -------                   ----------
(State or other jurisdiction       (Commission File            (IRS Employer
      of incorporation)                Number)               Identification No.)

                1675 Broadway, Suite 1150, Denver, Colorado 80202
                -------------------------------------------------
              (Address of principal executive offices) (Zip Code)

        Registrant's telephone number, including area code (303) 825-3748
                                                            -------------

Item 5. Other Events.

     The  Registrant  has  modified  its  outstanding  warrants  (the  "Class  B
Warrants") to purchase shares of its common stock by reducing the exercise price
of the  warrants  from  $1.75 per share to $.85 per share and by  extending  the
expiration  date of the Class B Warrants  from June 30,  1998 to July 31,  1998.
There are two  million  forty  seven  thousand  five  hundred  Class B  Warrants
outstanding.

                                    SIGNATURE

     Pursuant to the  requirements  of the Securities  Exchange Act of 1934, the
registrant  has duly  caused  this  report  to be  signed  on its  behalf by the
undersigned hereunto duly authorized.

Date:  July 8, 1998                          PYR ENERGY CORPORATION

                                             By:  /s/ Andrew P. Calerich
                                                  ------------------------------
                                                  Andrew P. Calerich
                                                  Chief Financial Officer

                                       ###