@misc{indiciae400023a790c3,
  title = {Stable isotope systematics of sulfate minerals},
  author = {Robert R. Seal and Charles N. Alpers and Robert O. Rye},
  year = {2000},
  doi = {10.2138/rmg.2000.40.12},
  url = {https://pubs.usgs.gov/publication/70022192},
  note = {Source identifier: 70022192}
}