| Reference | {Deposit:: BAILIE HAROLD ET AL BU MINES IC 7984 1960}{Deposit:: DELIMBA FRANK J BU MINES HEALTH AND SAFETY REPT HILL LEDFORD}{Deposit:: MINE OZARK MAHONING CO APRIL 1971}{Reserve-Resource:: BAILIE, H., ET. AL. U. S. BUMINES IC 7984, 1960.}{Reserve-Resource:: BRADBURY, J. C., FINGER, G. C. AND MAJOR, R. L. FLOURSPAR}{Reserve-Resource:: IN ILLINOIS. ILLINOIS STATE GEOLOGICAL SURVEY CIRCULAR}{Reserve-Resource:: 420. 1968.}{Reserve-Resource:: CURRIER, L. W. GEOLOGICAL AND GEOPHYSICAL SURVEY OF}{Reserve-Resource:: FLOURSPAR AREAS IN HARDIN COUNTY, ILLINOIS. U. S.}{Reserve-Resource:: GEOLOGICAL SURVEY BULLETIN 942. 1944.}{Reserve-Resource:: HATMAKER, P. AND DAVIS, H. D. THE FLOURSPAR INDUSTRY OF THE}{Reserve-Resource:: UNITED STATES WITH SPECIAL REFERENCE TO THE ILLINOIS-}{Reserve-Resource:: KENTUCKY DISTRICT. ILLINOIS STATE GEOLOGICAL SURVEY}{Reserve-Resource:: BULLETIN NO. 59. 1938.}{Reserve-Resource:: LIST OF PUBLICATIONS. ILLINOIS STATE GEOLOGICAL SURVEY.}{Reserve-Resource:: JANUARY 1974.}{Reserve-Resource:: MALHOTIA, R. AND SMITH, P. A. DIRECTORY OF ILLINOIS MINERAL}{Reserve-Resource:: PRODUCERS, 1974. ILLINOIS STATE GEOLOGICAL SURVEY,}{Reserve-Resource:: ILLINOIS MINERAL NOTE 64. JULY 1976.}{Reserve-Resource:: SAMSON, I. AND DINGWELL, A. G. ILLINOIS MINERAL INDUSTRY IN}{Reserve-Resource:: 1976. ILLINOIS STATE GEOLOGICAL SURVEY, ILLINOIS}{Reserve-Resource:: MINERAL NOTE 70. MARCH 1979.}{Reserve-Resource:: WELLER, J. M., GROGAN, L. E., AND TIPPIE, F. E. GEOLOGY OF}{Reserve-Resource:: THE FLOURSPAR DEPOSITS OF ILLINOIS. ILLINOIS STATE}{Reserve-Resource:: GEOLOGICAL SURVEY BULLETIN NO. 76. 1952.}{Reserve-Resource:: WELLER, S. THE GEOLOGY OF HARDIN COUNTY AND THE ADJOINING}{Reserve-Resource:: POPE COUNTY. ILLINOIS STATE GEOLOGICAL SURVEY BULLETIN}{Reserve-Resource:: NO. 41. 1920.} |