@misc{indiciaecececd0ad12d,
  title = {Crystalline gold in soil and the problem of supergene nugget formation: Freezing and exclusion as genetic mechanisms},
  author = {J.R. Watterson},
  year = {1985},
  doi = {10.1016/0301-9268(85)90085-3},
  url = {https://pubs.usgs.gov/publication/70012691},
  note = {Source identifier: 70012691}
}