| Reference | {Deposit:: 1978 ENGINEERING AND MINING JOURNAL INTERNATIONAL DIRECTORY}{Deposit:: OF MINING AND MINERAL PROCESSING OPERATIONS, MCGRAW-HILL}{Deposit:: 1978, P. 270.}{Deposit:: WORLD MINING, WHA* GOING ON IN WORLD MINING, V. 30, NO. 6,}{Deposit:: AUGUST 1977, P. 97.}{Deposit:: ROMAN, GEORGE H., 1979-1980 WORLD MINES REGISTER, MILLER}{Deposit:: FREEMAN PUBLICATIONS, INC. V. 32, 1979, P. 36, 103.}{Deposit:: NIGHTINGALE, WILLIAM G., MINING INTERNATIONAL YEARBOOK,}{Deposit:: 1978, THE FINANCIAL TIMES LIMITED, 1978, P. 382, 577.}{Deposit:: WOLFRAM BERGBAU UND HUTTENGESELLSCHAFT M.B.H. COMPANY REPORT}{Deposit:: 2ND EDITION, JANUARY 1978.}{Deposit:: MINING MAGAZINE, MINING ACTIVITY IN THE WESTERN WORLD,}{Deposit:: V. 140, NO. 1, JANUARY 1979, P. 71.}{Deposit:: TUNGSTEN NEWS, AMAX JULY 1977, P. 1.}{Deposit:: GIBBS, E.C., ENGINEERING AND MINING JOURNAL, TUNGSTEN-RISING}{Deposit:: DEMAND, NEW PRODUCTION FOR 1977, V. 178, NO. 3, MARCH 1977}{Deposit:: P. 110.}{Deposit:: MINING JOURNAL, MINING WEEK, V. 291, NO. 7479, DECEMBER 22,}{Deposit:: 1978, P. 483, 484.} |