TY - RPRT TI - Selected geochemical data for the Dillon BLM Resource Area, including the Virginia City mining district, Madison and Beaverhead Counties, southwest Montana : mineral-resource and mineral-environmental considerations AU - Jane Marie Hammarstrom AU - Bradley S. Van Gosen PY - 1998 DO - 10.3133/ofr98224c UR - https://pubs.usgs.gov/publication/ofr98224C ID - ofr98224C ER -