@misc{indiciae1ea9421c4de1,
  title = {Manganese in a thermal spring in west-central Utah},
  author = {E. Callaghan and Harold E. Thomas},
  year = {1939},
  doi = {10.2113/gsecongeo.34.8.905},
  url = {https://pubs.usgs.gov/publication/70214037},
  note = {Source identifier: 70214037}
}