@misc{indiciae4a58bb922d51,
  title = {Simplotite, new calcium tetravanadite from the Colorado Plateau},
  author = {M.E. Thompson and C. H. Roach and R. Meyrowitz},
  year = {1956},
  doi = {10.1126/science.123.3207.1078.a},
  url = {https://pubs.usgs.gov/publication/70010819},
  note = {Source identifier: 70010819}
}