| Reference | {Deposit:: BATTELLE INSTITUTE.WORLD MARKET FOR FLUORINE MINERALS AND}{Deposit:: CHEMICALS.JUNE,1973.GENEVA,SWITZ.PP.A105-A106.}{Deposit:: E/MJ INTL.DIRECTORY OF MINING&MINERAL PROCESSING OPERATIONS,}{Deposit:: 1978.MCGRAW HILL,N,Y.,1978.PP.133,318.}{Deposit:: DEKUN,N.THE MINERAL RESOURCES OF AFRICA.ELSEVIER PUBL.CO.}{Deposit:: LONDON.1965.PP.403-404.}{Deposit:: DMA SERIES 1501.SHEET NI-30-9.SCALE 1:250,000.} |