Tampa, FL Correspondents Miguel Calvo Zaragoza, Spain Michael P. Cooper Nottingham, England Thomas P....chlorite-sericite schist from the nearby Main Zone pit, which, apart from a showing of linarite, contains...high-grade ore shipments were made by Blue Jack Mines Inc., but the remote location and lack of reserves...mine development (British Columbia Minister of Mines, 1923-1936). There has been only one other producing...metal concentrate (British Columbia Minister of Mines and Petro leum Resources 1974-1978). In 1966 one |