@misc{indiciaef9448b2598fe,
  title = {Lode mining in the Quartzburg and Grimes Pass porphyry belt, Boise Basin, Idaho},
  author = {E. L. Jones},
  year = {1917},
  doi = {10.3133/b640e},
  url = {https://pubs.usgs.gov/publication/b640E},
  note = {Source identifier: b640E}
}