Reference | {Deposit:: 1970, ENTIRE FLUORSPAR OUTPUT TO BE EXPORTED: COAL, GOLD AND BASE MINERALS, JUNE 1970, V. 18, N. 4, P. 27-33.}{Deposit:: 1970, MINERALS YEARBOOK, VOL. IV: U.S. BU MINES, P. 683}{Production:: , 1970, FLUORSPAR TO BE EXPORTED, P. 27}{Reserve-Resource:: 1970, MINERALS YEARBOOK, VOL IV, P. 683} |