@misc{indiciae508ccd0a38c6,
  title = {Regional geochemical studies in the Patagonia Mountains, Santa Cruz County, Arizona},
  author = {M.A. Chaffee and R. H. Hill and S. J. Sutley and J.R. Watterson},
  year = {1981},
  doi = {10.1016/0375-6742(81)90109-6},
  url = {https://pubs.usgs.gov/publication/70011767},
  note = {Source identifier: 70011767}
}