@misc{indiciae573edb5ead28,
  title = {Analytical results and sample locality map of heavy-mineral-concentrate samples from the Charlotte 1° x 2° quadrangle, North Carolina and South Carolina},
  author = {D. F. Siems and W. R. Griffitts and K.A. Duttweiler and J. D. Hoffman},
  year = {1986},
  doi = {10.3133/ofr86472},
  url = {https://pubs.usgs.gov/publication/ofr86472},
  note = {Source identifier: ofr86472}
}