An independent scoping study on Tertiary Minerals Plc's Storuman fluorspar project in Sweden has estimated 103,000 tpa of acid grade fluorspar (acidspar) could be produced at the site over a potential 18-year mine life.The study, compiled by Scott Wilson Ltd, assessed Storuman's mineralisation using values obtained from 39 drill holes completed by Gränges International Mining in the 1970s and 10 holes...