@misc{indiciae06a846f3189f,
  title = {A nomogram for obtaining percent composition by weight from mineral-grain counts},
  author = {Robert Berman},
  year = {1952},
  doi = {10.3133/tei273},
  url = {https://pubs.usgs.gov/publication/tei273},
  note = {Source identifier: tei273}
}