@misc{indiciaedd64481e1119,
  title = {Reported occurrences of selected minerals in the northern third of California},
  author = {Merritt B. Smith and V. L. Engler and D. I. Lee and R. G. Wayland},
  year = {1967},
  doi = {10.3133/mr47},
  url = {https://pubs.usgs.gov/publication/mr47},
  note = {Source identifier: mr47}
}