California Journal of Mines and Geology, Količina 44

adit aggregate amount assaying belt Bradley bucket California California Div California Journal clay Commission Company complex Contains conveyor copper Creek crushed crusher cubic yards curve cyanide deposits diameter district Division of Mines dredge drilled driven dump engine fault feet deep feet long field development operations figs flask foundry gold grains gravel hydroxide illus inches wide includes Journal of Mines Kern County Lake land lode magnetite material mercury metal miles mill Mineral resources Mineralogist Mines and Geology mining claims Modoc County molding sand motor Mount Jackson Mountain Napa County Olaf percent perlite permeability placer plant polarograph pounds production pumice quartz quicksilver River Sacramento sample San Bernardino County San Francisco Santa schist screen serpentine Shasta County short tons silica silica-carbonate rock Siskiyou County sluice solution steel tion tons Trinity County trommel trucks uranium Valley vein volcanic W. B. Tucker W. L. Watts