@misc{indiciae7d8b06d6f56b,
  title = {A reexamination of the turquoise group: The mineral aheylite, planerite (redefined), turquoise and coeruleolactite},
  author = {E.E. Foord and J.E. Taggart},
  year = {2018},
  doi = {10.1180/002646198547495},
  url = {https://pubs.usgs.gov/publication/70020208},
  note = {Source identifier: 70020208}
}