| Reference | {Deposit:: INDUSTRIAL MINERALS, JULY 1978, THE PIANCIANO FLUORSPAR}{Deposit:: PROJECT - SET FOR 1980, PP. 49-51.}{Deposit:: SORICOM SPA, 6/6/83, REPORT ON THE FLUORITE DEPOSIT OF}{Deposit:: SORICOM SPA, 9 PAGES.}{Reserve-Resource:: MINING MAGAZINE, SEPTEMBER 1978, PIANCIANO FLUORITE:}{Reserve-Resource:: DEVELOPMENT APPRAISAL, PP. 203-209.} |