Feasibility Study on Molyhil

Thor Mining PLC 03 October 2006 THOR MINING PLC Feasibility Study on Molyhil Project - drilling extends at depth Dated: 3 October 2006 Thor Mining PLC ('Thor') the specialist metals company currently focussed on advancing tungsten-molybdenum and uranium projects in the Northern Territory of Australia, today announces the results from a recently completed program of deep drilling at its Molyhil Tungsten-Molybdenum Project in the Northern Territory (the 'Molyhil Project'). Highlights • Deep reverse circulation drilling program completed at the Molyhil Project as part of current definitive feasibility study; • Significant widths of Molyhil black rock magnetite skarn intersected in four of the deeper holes with visual molybdenum-tungsten mineralisation identified; and • Results confirm depth extensions of the key Yacht Club and Southern ore bodies. The program of deep reverse circulation ('RC') drilling at Molyhil was completed on 30 September 2006, with two extra holes completed beneath the Yacht Club and Southern ore bodies. A total of 9 holes have been completed for 1,809m. The drilling was designed to test for depth extensions of the Molyhil resource, which currently totals 2.38 million tonnes at a combined Tungsten-Molybdenum uncut grade of 0.80%. Previous magnetic modelling indicates that the Molyhil Project resource continues to a depth of at least 450m below surface. The RC hole, TMRC24 drilled beneath the Yacht Club ore zone to a depth of 258m, intersected black rock skarn from 133 to 155m down hole with visual molybdenum-tungsten mineralisation identified. This intersection appears to be offset to the east and may represent a new zone of mineralisation not previously identified. In light of the results from this hole, drill hole TMRC31 was targeted approximately 30m south east of TMRC24 and completed to a depth of 216m. Hornfels skarn and black rock magnetite skarn was intersected from 153m to 190m with two zones of visual molybdenum mineralisation identified between 170m and 179m, and 182m to 186m. The RC holeTMRC30, drilled to the south and east of the known Southern ore body intersected two zones of black rock skarn from 135 to 176m and 188 to 192m. TMRC32, drilled to 228m was collared 30m south east of TMRC30 and intersected hornfels and black rock magnetite skarn zones with intermittent visual molybdenum. A further molybdenum rich zone was intersected from 205 to 210. Full results are expected to be received by late October. Further to the above 9 deep holes explained above, a total of 3 short RC holes have also been completed for 36m on existing run of mine stockpiles, which are estimated to contain over 300,000 tonnes of material, not included in the Scoping Study completed in December 2005. Work on the Moyhil Project definitive feasibility study is continuing with geotechnical drilling for foundation and tailing studies completed and hydrogeological investigative drilling currently underway for the development of a production borefield for the supply of water to the Molyhil Project. Thor's Chief Executive Officer, Mr John A. Young, said: 'This deep drilling has confirmed the geometry of the known mineralisation and identified significant down-plunge extensions below the planned Molyhil Project open pit. In light of the encouraging results, we completed an extra three holes based on the information to date and, once all results are received, we will start work on a new resource estimate for the Molyhil Project.' Molyhil Deep Hole Summary Hole East North RL Azimuth Dip Total Depth TMRC24 10160 19990 418 270 -60 258 TMRC25 10080 19910 413 270 -60 204 TMRC26 10190 20050 418 270 -60 241 TMRC27 10200 20020 418 270 -60 280 TMRC28 10045 20090 410 270 -60 50 TMRC29 10000 20200 418 270 -60 128 TMRC30 10220 19990 418 270 -60 204 TMRC31 10175 19965 415 270 -60 216 TMRC32 10100 19885 410 270 -60 228 Total 1809 All hole co-ordinates are estimates only Enquiries: John Young + 61 (0)419 954 020 Thor Mining PLC Chief Executive Officer John Simpson 020 7512 0191 ARM Corporate Finance Limited Nominated Adviser Abigail Singleton 020 7429 6606 Conduit PR Limited Public Relations/UK or 07739 461 061 Nicolas Read + 61 (0) 8 9388 1474 Jan Hope & Partners Public Relations/ Australia Updates on the Company's activities are regularly posted on Thor's website www.thormining.com, which includes a facility to register to receive these updates by email. This information is provided by RNS The company news service from the London Stock Exchange

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