TY - RPRT TI - Distribution and abundance of silver, arsenic, bismuth, tungsten, and thorium in the nonmagnetic fraction of heavy-mineral concentrates from stream sediments, Survey Pass quadrangle, 1° x 3° quadrangle, Alaska AU - John B. Cathrall AU - T. M. Billings AU - Elmo F. Cooley PY - 1979 DO - 10.3133/ofr79837m UR - https://pubs.usgs.gov/publication/ofr79837M ID - ofr79837M ER -