- Boliden Tara Mines
John Ashton graduated from the Royal School of Mines, London in 1975 with an Honours degree in Mining Geology. He undertook PhD research at the University College of Wales Aberystwyth until 1978 into ore geology and wallrock geochemistry of Pb/Zn and Au veins in Wales. After working for Mogul of Ireland Ltd at Silvermines, as mine/senior mine geologist he joined Tara Mines Ltd in 1980, where he is currently Chief Exploration Geologist. Experience and interests include computer graphics and 3D modelling, ore reserve estimation, the genesis of carbonate-hosted Zn/Pb deposits and mineral exploration. John has acted as industrial supervisor for several PhD and MSc research projects at Navan and collaborated with the NERC micro 2 macro project: A3 Multi-scale fluid-flow path analysis: calibration and modeling using mineralization systems. He has involvement as industrial supervisor, facilitator and co-author with a number of research workers on Navan from many Universities (including: Cork, Galway, Trinity College, UCD, Imperial, Melbourne, Colorado School of Mines and Windsor).