@misc{indiciaef3fe812ba380,
  title = {New York talc deposits},
  author = {A.E.J. Engel and K. Stefansson and C.G. Johnson},
  year = {1946},
  doi = {10.3133/ofr4631},
  url = {https://pubs.usgs.gov/publication/ofr4631},
  note = {Source identifier: ofr4631}
}