| Reference | {Deposit:: GROGAN, R.M. AND OTHERS, 1974, THE ENVIRONMENTS OF DEPOSITION OF FLUORSPAR, IN A SYMPOSIUM ON THE GEOLOGY OF FLUORSPAR: KY. GEOLOGICAL SURVEY SPECIAL PUB. 22, P. 6}{Deposit:: 1969, 1971, MINERALS YEARBOOK, U.S. BU MINES VOL. III.}{Production:: GROGAN, R.M. AND OTHERS, 1974, ENVIRONMENTS..., P. 6} |