@misc{indiciae2649f2ed33ec,
  title = {The talc, soapstone, and asbestos deposits of Massachusetts},
  author = {Newton Earl Chute},
  year = {1969},
  doi = {10.3133/ofr6939},
  url = {https://pubs.usgs.gov/publication/ofr6939},
  note = {Source identifier: ofr6939}
}