@misc{indiciae48888e81c99e,
  title = {Contributions to economic geology (short papers and preliminary reports) 1909 : Part I - metals and nonmetals except fuels},
  author = {C. W. Hayes and Waldemar Lindgren},
  year = {1910},
  doi = {10.3133/b430},
  url = {https://pubs.usgs.gov/publication/b430},
  note = {Source identifier: b430}
}