| Reference | {Deposit:: MEAD,R.D., KESLER,S.E. AND POLAND,K.A. 1984, RELATION OF SONORAN TUNGSTEN M INERALIZATION TO THE METALLOGENETIC EVOLUTION OF MEXICO, GEOLOGICAL SOCIETY OF AMERICA, ABSTRACTS WITH PROGRAMS, VOL. 16, NO. 6, P. 591-592.}{Deposit:: ANSTETT,T.F. BLEIWAS,D.I. AND HURDELBRINK,R.J., 1985, TUNGSTEN AVAILABILITY - MARKET ECONOMY COUNTRIES, U.S. BUREAU OF MINES, INFORMATION CIRCULAR 9025, 5 2 P.}{Production:: PA1: W. GREUNWEG (PERSONAL COMMUNICATION, 1985)} |