@misc{indiciae0a9324a9f116,
  title = {Shorter contributions to mineralogy and petrology, 1979},
  author = {Members of the Engineering Geology and Ground Water Branches, U.S. Geological Survey},
  year = {1980},
  doi = {10.3133/pp1124af},
  url = {https://pubs.usgs.gov/publication/pp1124AF},
  note = {Source identifier: pp1124AF}
}