| Reference | {Deposit:: BAILIE, H., E. POWELL, W. MELCHER, AND F. J. MYSLINSKI.}{Deposit:: FLUORSPAR MINING METHODS AND COSTS, OZARK-MAHONING CO.,}{Deposit:: HARDIN COUNTY, ILL. BUMINES IC 7984, 1960, 33 PP.}{Deposit:: BRADBURY, J. C., G. C. FINGER, AND R. L. MAJOR. FLUORSPAR}{Deposit:: IN ILLINOIS. ILL. GEOLOGICAL SURVEY CIRCULAR 420, 1968,}{Deposit:: P. 13.}{Deposit:: FINGER, G. C., H. E. RISSER, AND J. C. BRADBURY. ILLINOIS}{Deposit:: FLUORSPAR. ILL. GEOLOGICAL SURVEY CIRCULAR 296, 1960,}{Deposit:: 36 PP.}{Deposit:: GROGAN, R. M., AND J. C. BRADBURY. FLUORITE-ZINC-LEAD}{Deposit:: DEPOSITS OF THE ILLINOIS-KENTUCKY MINING DISTRICT. CH.}{Deposit:: IN ORE DEPOSITS OF THE UNITED STATES, 1933-1967, ED. BY}{Deposit:: JOHN D. RIDGE. AIME, NEW YORK, V. 1, 1ST ED., 1968,}{Deposit:: PP. 370-399.}{Deposit:: PINCKNEY, D. M. MINERAL RESOURCES OF THE ILLINOIS-KENTUCKY}{Deposit:: MINING DISTRICT. U. S. GEOLOGICAL SURVEY PROF. PAPER 970,}{Deposit:: 1976, 15 PP.} |