@misc{indiciae1e9d4a0674b3,
  title = {Geochemical and heavy-mineral reconnaissance of the Harrisburg quadrangle, North Carolina},
  author = {Henry Bell},
  year = {1964},
  doi = {10.3133/mf272},
  url = {https://pubs.usgs.gov/publication/mf272},
  note = {Source identifier: mf272}
}