| Reference | {Deposit:: MESA HEALTH AND SAFETY INSPECTION REPORT SEPTEMBER 19-20, 1973.}{Deposit:: PROPERTY IS OPERATED BY HALL AND KNOX MINING COMPANY.}{Deposit:: HARDY SAND COMPANY.}{Deposit:: OPERATION PRODUCES GLASS SAND, MOLDING SAND, AND GRINDING-POLISHING}{Deposit:: KRAUSS AND OTHERS, 1984, INTERNATIONAL STRATEGIC MINERALS INVENTORY SUMMARY REPORT-- PHOSPHATE: U.S. GEOLOGICAL SURVEY CIRCULAR 930-C, 41 P.}{Other Database:: ISMI} |