TY - RPRT TI - Geochemical map showing distribution and abundance of bismuth in silicified rocks, Goldfield mining district, Esmeralda and Nye counties, Nevada AU - R. P. Ashley AU - W. J. Keith PY - 1973 DO - 10.3133/mf473 UR - https://pubs.usgs.gov/publication/mf473 ID - mf473 ER -