@misc{indiciae520412ca41e8,
  title = {Preliminary geologic map of the northwest quarter of the Springdale Quadrangle, Nye County, Nevada},
  author = {K. A. Sargent and P. P. Orkild},
  year = {1976},
  doi = {10.3133/mf751},
  url = {https://pubs.usgs.gov/publication/mf751},
  note = {Source identifier: mf751}
}