@misc{indiciae85826591a2da,
  title = {The mineral X-ray diffraction data file: description and indices},
  author = {George Van Trump and Phoebe L. Hauff},
  year = {1976},
  doi = {10.3133/ofr76406},
  url = {https://pubs.usgs.gov/publication/ofr76406},
  note = {Source identifier: ofr76406}
}