%0 Conference Proceedings %T Origin and age of pore fluids in an Ordivician aquiclude in the Michigan Basin, Ontario %A Ian D. Clark %A Ratan Mohapatra %A Mohammadzadeh, Hossein %A Tom Al %A Joe Saso %A R.E. Jackson %A D. Heagle %A K.G.Raven %A H. Hodds %A L. Kannell %A %J 39th International Association of Hydrogeologists (IAH) Congress %D 2012