@misc{indiciaeb8396b860d13,
  title = {The Precambrian geology and talc deposits of the Balmat-Edwards district, northwest Adirondack Mountains, New York},
  author = {A.E.J. Engel},
  year = {1962},
  doi = {10.3133/ofr6243},
  url = {https://pubs.usgs.gov/publication/ofr6243},
  note = {Source identifier: ofr6243}
}