Cofer

CALLAHAN MINING CORPORATION LETTER OF CORRESPONDENCE TOR.C. BOWYER. SEPT. 8, 1980, P. 1,PLUS ENCLOSURES, 2 PP.CRAIG, J.R., J.W. MILLER, AND D.K. HENRY. COMPARISONOF MASSIVE SULFIDE MINERALOGY AT GOSSAN LEAD WITH THECOFER PROPERTY, LOUISA COUNTY, VIRGINIA. (ABSTR.):VIRGINIA MINERALS, V. 23, 1974, P. 28.HOOVER, A. SHRINKAGE STOPING. SME MINING ENGINEERINGHANDBOOK, VOL. 1, CHAPTER 12, 1973, PP. 135 - 140.*LAKE, J.L. PROCESS FOR RECOVERY OF ZINC SULFATE,SULFURIC ACID, LIQUID SO2, AND CATHODE COPPER FROMARMINIUS MINE ORE. CALLAHAN MINING CORPORATION,NOVEMBER 1, 1978, 51 PP.MILLER, J.W. THE ORE MINERALOGY OF THE COFER PROPERTY,LOUISA COUNTY, VIRGINIA, A VOLCANOGENIC MASSIVESULFIDE DEPOSIT. M.S. DISSERTATION, VIRGINIAPOLYTECH. INST. AND STATE UNIV., 1978, PP. 1 - 10.RYMPH, W.F. THE PETROGRAPHY OF THE HOST ROCK SEQUENCEOF THE COFER DEPOSIT, MINERAL, VIRGINIA. B.S. PAPER,UNIVERSITY OF WESTERN ONTARIO, 1977, 59 PP.*COMPANY REPORTS CAN BE OBTAINED FROM CALLAHAN MININGCORPORATION.