@misc{indiciae92ba24e87ed2,
  title = {Mineralogy, textures, and relative age relationships of massive sulfide ore in the West Shasta district, California},
  author = {Stephen S. Howe},
  year = {1985},
  doi = {10.2113/gsecongeo.80.8.2114},
  url = {https://pubs.usgs.gov/publication/70013101},
  note = {Source identifier: 70013101}
}