TY - RPRT TI - Environmental geochemistry of shale-hosted Ag-Pb-Zn massive sulfide deposits in northwest Alaska: Natural background concentrations of metals in water from mineralized areas AU - K.D. Kelley AU - C. D. Taylor PY - 1997 DO - 10.1016/s0883-2927(97)00009-7 UR - https://pubs.usgs.gov/publication/70019803 ID - 70019803 ER -