@misc{indiciaefb334bfb0f63,
  title = {Map showing structural control of breccia pipes on the southern Marble Plateau, north-central Arizona},
  author = {H. B. Sutphin and K. J. Wenrich},
  year = {1988},
  doi = {10.3133/i1778},
  url = {https://pubs.usgs.gov/publication/i1778},
  note = {Source identifier: i1778}
}