@misc{indiciae2595db01b43a,
  title = {Fluorspar deposits of the Eagle Mountains, Trans-Pecos Texas},
  author = {Elliot Gillerman},
  year = {1953},
  doi = {10.3133/b987},
  url = {https://pubs.usgs.gov/publication/b987},
  note = {Source identifier: b987}
}