@misc{indiciaecdca8e4b253a,
  title = {Phase relations involving sphalerite in the Fe-Zn-S system},
  author = {P. B. Barton and Priestley Toulmin},
  year = {1966},
  doi = {10.2113/gsecongeo.61.5.815},
  url = {https://pubs.usgs.gov/publication/70221229},
  note = {Source identifier: 70221229}
}