@misc{indiciaed8a4fa3306f9,
  title = {The abandoned mine inventory of the United States—A brief summary},
  author = {Jeffrey L. Mauk and Nick A Karl and Justin S. Pierson and Carma A. San Juan},
  year = {2025},
  doi = {10.3133/fs20253003},
  url = {https://pubs.usgs.gov/publication/fs20253003},
  note = {Source identifier: fs20253003}
}