@misc{indiciae41dabc00a6b7,
  title = {Fluorspar deposits of Burro Mountains and vicinity, New Mexico},
  author = {Elliot Gillerman},
  year = {1952},
  doi = {10.3133/b973f},
  url = {https://pubs.usgs.gov/publication/b973F},
  note = {Source identifier: b973F}
}