@misc{indiciaef48be776f405,
  title = {Magnesite and brucite in the United States, exclusive of Alaska and Hawaii},
  author = {Benjamin Gildersleeve},
  year = {1962},
  doi = {10.3133/mr27},
  url = {https://pubs.usgs.gov/publication/mr27},
  note = {Source identifier: mr27}
}