@misc{indiciae98bf8b81f3f2,
  title = {Selected geochemical and petrographic data for characterizing the mineralized rocks of the Montezuma mining district, central Colorado},
  author = {George J. Neuerburg and Theodore Botinelly},
  year = {1977},
  doi = {10.3133/ofr77425},
  url = {https://pubs.usgs.gov/publication/ofr77425},
  note = {Source identifier: ofr77425}
}