@misc{indiciae3128d51128b2,
  title = {OREDATA : a PC database of optical properties of the opaque minerals, Part A - Program documentation},
  author = {Carol N. Gerlitz and Gary I. Selner and Joseph F. Whelan},
  year = {1989},
  doi = {10.3133/ofr89566a},
  url = {https://pubs.usgs.gov/publication/ofr89566A},
  note = {Source identifier: ofr89566A}
}