@misc{indiciae074b2dfca6fb,
  title = {North Carolina mica mines},
  author = {J.B. Hustad and R. W. Lemke and J. M. Parker and W. R. Griffitts and J.R. Wolfe and E. W. Heinrich and J. B. Hadley and W. P. Irwin},
  year = {1945},
  doi = {10.3133/ofr4586},
  url = {https://pubs.usgs.gov/publication/ofr4586},
  note = {Source identifier: ofr4586}
}