@misc{indiciaeb6f6dc8e938b,
  title = {M and G mica mine, Clay County, Alabama},
  author = {W.C. Stoll and W.B. Baldwin},
  year = {1943},
  doi = {10.3133/ofr4350},
  url = {https://pubs.usgs.gov/publication/ofr4350},
  note = {Source identifier: ofr4350}
}