@misc{indiciae4291351da4b3,
  title = {General geology of the Mammoth quadrangle, Pinal County, Arizona},
  author = {S. C. Creasey},
  year = {1967},
  doi = {10.3133/b1218},
  url = {https://pubs.usgs.gov/publication/b1218},
  note = {Source identifier: b1218}
}