EXHIBIT 1
                       SCHEDULE 13D JOINT FILING AGREEMENT
         The undersigned and each other person executing this joint filing
agreement (this "Agreement") agree as follows:
         (i)      The undersigned and each other person executing this Agreement
                  are individually eligible to use the Schedule 13D to which
                  this Exhibit is attached and such Schedule 13D is filed on
                  behalf of the undersigned and each other person executing this
                  Agreement; and
         (ii)     The undersigned and each other person executing this Agreement
                  are responsible for the timely filing of such Schedule 13D and
                  any amendments thereto, and for the completeness and accuracy
                  of the information concerning such person contained therein;
                  but none of the undersigned or any other person executing this
                  Agreement is responsible for the completeness or accuracy of
                  the information statement concerning any other persons making
                  the filing, unless such person knows or has reason to believe
                  that such information is inaccurate.
         This Agreement may be executed in any number of counterparts, each of
which shall be deemed to be an original, but all of which, taken together, shall
constitute one and the same instrument.
         In witness whereof, the undersigned have caused this Agreement to be
signed by their respective officers thereunto duly authorized as of December 8,
2003.
                                           PEABODY NATURAL RESOURCES COMPANY
                                           /s/ ▇▇▇▇▇ ▇. ▇▇▇▇▇▇▇, ▇▇.
                                           -------------------------------------
                                           ▇▇▇▇▇ ▇. ▇▇▇▇▇▇▇, ▇▇.
                                           President
                                           PEABODY ENERGY CORPORATION
                                           /s/ ▇▇▇▇▇▇▇ ▇. ▇▇▇▇▇▇▇
                                           -------------------------------------
                                           ▇▇▇▇▇▇▇ ▇. ▇▇▇▇▇▇▇
                                           Executive Vice President and
                                           Chief Financial Officer
                                           GOLD FIELDS MINING CORPORATION
                                           /s/ ▇▇▇▇▇▇ ▇. ▇▇▇▇▇▇
                                           -------------------------------------
                                           ▇▇▇▇▇▇ ▇. ▇▇▇▇▇▇
                                           Vice President