1 [MRDI CANADA LETTERHEAD] July 13, 1999 0310/L999-2m VIA FACSIMILE (604) 688-8030 CONSENT OF INDEPENDENT GEOLOGICAL CONSULTANTS We hereby consent to the references to our firm in the Form 20-F being filed by Minco Mining & Metals Corporation as well as references to and extracts from the following reports prepared by our firm: 1. Chapuzi Gold Occurrence Report for Minco Mining and Metals Corporation dated December, 1996. 2. Technical Site Visit to Smelters and Mine Facilities of Baiyin Non-Ferrous Metals Corporation, Ganzu Province, People's Republic of China, dated December, 1995. 3. Proposed Development Strategy for the Changba Lijiagou Underground Mine dated December 9, 1996. MRDI /s/ M.B. (MURRAY) LYTLE M.B. (Murray) Lytle Supervising Mining Engineer MBL/pm