@misc{indiciae4801d84b2603,
  title = {Mineral-resource data bases},
  author = {Members of the Engineering Geology and Ground Water Branches, U.S. Geological Survey},
  year = {1997},
  doi = {10.3133/fs07697},
  url = {https://pubs.usgs.gov/publication/fs07697},
  note = {Source identifier: fs07697}
}