@misc{indiciae613c09e61f0a,
  title = {Contributions to economic geology, 1918, Part I, Metals and nonmetals except fuels--Zinc carbonate and related copper carbonate ores at Ophir, Utah},
  author = {G. F. Loughlin},
  year = {1919},
  doi = {10.3133/b690a},
  url = {https://pubs.usgs.gov/publication/b690A},
  note = {Source identifier: b690A}
}