1 EXHIBIT 23.5 CONSENT OF INDEPENDENT PETROLEUM ENGINEERS We hereby consent to the incorporation by reference of our name in the Annual Report on Form 10-K of Lomak Petroleum, Inc. (the "Company") for the year ended December 31, 1997. We also consent to the reference to our firm under the heading "Experts" in the Proxy Statement/Prospectus relating to the merger of Domain Energy Corporation into the Company included in the Registration Statement. H.J. GRUY AND ASSOCIATES, INC. /s/ MARILYN WILSON ------------------------------------- Marilyn Wilson President and Chief Operating Officer June 22, 1998