@misc{indiciae6a5772862256,
  title = {Principal radioactive minerals encountered in mining and associated environmental concerns},
  author = {W.I. Finch},
  year = {1993},
  doi = {10.3133/ofr93679},
  url = {https://pubs.usgs.gov/publication/ofr93679},
  note = {Source identifier: ofr93679}
}